diff --git a/apache-meecrowave/pom.xml b/apache-meecrowave/pom.xml
index bb851577e2..4eb1094f94 100644
--- a/apache-meecrowave/pom.xml
+++ b/apache-meecrowave/pom.xml
@@ -60,7 +60,6 @@
     <properties>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
-		<junit.version>4.10</junit.version>
 		<meecrowave-junit.version>1.2.0</meecrowave-junit.version>
 		<okhttp.version>3.10.0</okhttp.version>
 		<meecrowave-jpa.version>1.2.1</meecrowave-jpa.version>
diff --git a/apache-velocity/pom.xml b/apache-velocity/pom.xml
index a0a8389f7d..24ab0b861d 100644
--- a/apache-velocity/pom.xml
+++ b/apache-velocity/pom.xml
@@ -59,7 +59,6 @@
     </build>
 
     <properties>
-        <jstl.version>1.2</jstl.version>
         <org.apache.httpcomponents.version>4.5.2</org.apache.httpcomponents.version>
         <velocity-version>1.7</velocity-version>
         <velocity-tools-version>2.0</velocity-tools-version>
diff --git a/cdi/pom.xml b/cdi/pom.xml
index 85da8518d0..c98ad57495 100644
--- a/cdi/pom.xml
+++ b/cdi/pom.xml
@@ -27,7 +27,7 @@
         <dependency>
             <groupId>org.hamcrest</groupId>
             <artifactId>hamcrest-core</artifactId>
-            <version>${hamcrest-core.version}</version>
+            <version>${org.hamcrest.version}</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -64,7 +64,6 @@
         <cdi-api.version>2.0.SP1</cdi-api.version>
         <weld-se-core.version>3.0.5.Final</weld-se-core.version>
         <aspectjweaver.version>1.9.2</aspectjweaver.version>
-        <hamcrest-core.version>1.3</hamcrest-core.version>
         <assertj-core.version>3.10.0</assertj-core.version>
         <spring.version>5.1.2.RELEASE</spring.version>
     </properties>
diff --git a/cloud-foundry-uaa/cf-uaa-oauth2-client/pom.xml b/cloud-foundry-uaa/cf-uaa-oauth2-client/pom.xml
index f650498b69..c6de00dbe9 100644
--- a/cloud-foundry-uaa/cf-uaa-oauth2-client/pom.xml
+++ b/cloud-foundry-uaa/cf-uaa-oauth2-client/pom.xml
@@ -34,8 +34,5 @@
             </plugin>
         </plugins>
     </build>
-
-    <properties>
-        <java.version>1.8</java.version>
-    </properties>
+	
 </project>
diff --git a/cloud-foundry-uaa/cf-uaa-oauth2-resource-server/pom.xml b/cloud-foundry-uaa/cf-uaa-oauth2-resource-server/pom.xml
index 710cecbd4e..56fb23e9d8 100644
--- a/cloud-foundry-uaa/cf-uaa-oauth2-resource-server/pom.xml
+++ b/cloud-foundry-uaa/cf-uaa-oauth2-resource-server/pom.xml
@@ -35,8 +35,4 @@
         </plugins>
     </build>
 
-    <properties>
-        <java.version>1.8</java.version>
-    </properties>
-
 </project>
diff --git a/ethereum/pom.xml b/ethereum/pom.xml
index baa74b58a5..80e1c04676 100644
--- a/ethereum/pom.xml
+++ b/ethereum/pom.xml
@@ -88,7 +88,7 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
-            <version>${javax-servlet.version}</version>
+            <version>${javax.servlet-api.version}</version>
         </dependency>
         <dependency>
             <groupId>javax.servlet.jsp.jstl</groupId>
@@ -98,7 +98,7 @@
         <dependency>
             <groupId>javax.servlet.jsp</groupId>
             <artifactId>javax.servlet.jsp-api</artifactId>
-            <version>${javax-jsp.version}</version>
+            <version>${javax.servlet.jsp-api.version}</version>
         </dependency>
 
         <!-- Logging -->
@@ -160,7 +160,7 @@
         <dependency>
             <groupId>org.hamcrest</groupId>
             <artifactId>hamcrest-library</artifactId>
-            <version>${hamcrest.version}</version>
+            <version>${org.hamcrest.version}</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -213,12 +213,7 @@
         <web3j.core.version>3.3.1</web3j.core.version>
         <spring.boot.version>1.5.6.RELEASE</spring.boot.version>
         <mockito.version>2.21.0</mockito.version>
-        <hamcrest.version>1.3</hamcrest.version>
-        <javax-jsp.version>2.3.1</javax-jsp.version>
-        <javax-servlet.version>3.1.0</javax-servlet.version>
         <jsonpath.version>2.4.0</jsonpath.version>
-        <jstl.version>1.2</jstl.version>
-        <junit.version>4.12</junit.version>
         <logback.version>1.2.3</logback.version>
         <slf4j.version>1.7.25</slf4j.version>
         <spring-boot-maven-plugin.version>2.0.4.RELEASE</spring-boot-maven-plugin.version>
diff --git a/google-cloud/pom.xml b/google-cloud/pom.xml
index e39e186f05..ec53b78070 100644
--- a/google-cloud/pom.xml
+++ b/google-cloud/pom.xml
@@ -30,7 +30,6 @@
     </dependencies>
 
     <properties>
-        <lombok.version>1.16.18</lombok.version>
         <google-cloud-storage.version>1.16.0</google-cloud-storage.version>
     </properties>
 
diff --git a/google-web-toolkit/pom.xml b/google-web-toolkit/pom.xml
index f4c6a0ab39..0723cd3be2 100644
--- a/google-web-toolkit/pom.xml
+++ b/google-web-toolkit/pom.xml
@@ -120,7 +120,6 @@
 		<!-- Don't let your Mac use a crazy non-standard encoding -->
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-		<junit.version>4.11</junit.version>
 		<gwt.version>2.8.2</gwt.version>
 	</properties>
 	
diff --git a/gson/pom.xml b/gson/pom.xml
index 8222cb50e1..a21d783c39 100644
--- a/gson/pom.xml
+++ b/gson/pom.xml
@@ -67,7 +67,6 @@
         <commons-lang3.version>3.5</commons-lang3.version>
         <commons-collections4.version>4.1</commons-collections4.version>
         <joda-time.version>2.9.6</joda-time.version>
-        <lombok.version>1.16.10</lombok.version>
     </properties>
 
 </project>
\ No newline at end of file
diff --git a/guest/junit5-example/pom.xml b/guest/junit5-example/pom.xml
index 7c0cc3e776..c6370941d1 100644
--- a/guest/junit5-example/pom.xml
+++ b/guest/junit5-example/pom.xml
@@ -60,7 +60,6 @@
     <properties>
         <junit.jupiter.version>5.0.0-M4</junit.jupiter.version>
         <junit-vintage.version>4.12.0-M4</junit-vintage.version>
-        <h2.version>1.4.195</h2.version>
         <log4j-core.version>2.8.2</log4j-core.version>
         <junit-platform-surefire-provider.version>1.0.0-M4</junit-platform-surefire-provider.version>
     </properties>
diff --git a/guest/log4j2-example/pom.xml b/guest/log4j2-example/pom.xml
index 045ff7325b..31a32a4562 100644
--- a/guest/log4j2-example/pom.xml
+++ b/guest/log4j2-example/pom.xml
@@ -41,7 +41,6 @@
     </build>
 
     <properties>
-        <jackson.version>2.9.7</jackson.version>
         <log4j-core.version>2.8.2</log4j-core.version>
     </properties>
 
diff --git a/guest/tomcat-app/pom.xml b/guest/tomcat-app/pom.xml
index 9ce77c758a..ab18023f70 100644
--- a/guest/tomcat-app/pom.xml
+++ b/guest/tomcat-app/pom.xml
@@ -31,9 +31,9 @@
             <version>${rest-assured.version}</version>
         </dependency>
         <dependency>
-            <groupId>com.h2database</groupId>
+            <groupId>com.h2</groupId>
             <artifactId>h2</artifactId>
-            <version>${h2database.version}</version>
+            <version>${h2.version}</version>
             <scope>runtime</scope>
         </dependency>
         <dependency>
@@ -62,7 +62,6 @@
 
     <properties>
         <jersey-container-servlet.version>2.25.1</jersey-container-servlet.version>
-        <h2database.version>1.4.195</h2database.version>
         <rest-assured.version>3.0.3</rest-assured.version>
         <log4j-core.version>2.8.2</log4j-core.version>
         <javamelody-core.version>1.69.0</javamelody-core.version>
diff --git a/httpclient-simple/pom.xml b/httpclient-simple/pom.xml
index f3d00251d7..efcf0452e2 100644
--- a/httpclient-simple/pom.xml
+++ b/httpclient-simple/pom.xml
@@ -172,7 +172,7 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
-            <version>${javax.servlet.version}</version>
+            <version>${javax.servlet-api.version}</version>
             <scope>provided</scope>
         </dependency>
 
@@ -295,9 +295,6 @@
     </profiles>
 
     <properties>
-        <!-- various -->
-        <jstl.version>1.2</jstl.version>
-        <javax.servlet.version>3.1.0</javax.servlet.version>
         <!-- util -->
         <guava.version>19.0</guava.version>
         <commons-lang3.version>3.5</commons-lang3.version>
diff --git a/hystrix/pom.xml b/hystrix/pom.xml
index fb044588de..7bb3e98246 100644
--- a/hystrix/pom.xml
+++ b/hystrix/pom.xml
@@ -64,8 +64,6 @@
         <!-- Hystrix -->
         <hystrix-core.version>1.5.8</hystrix-core.version>
         <rxjava-core.version>0.20.7</rxjava-core.version>
-        <!-- Testing -->
-        <hamcrest-all.version>1.3</hamcrest-all.version>
         <!-- maven plugins -->
         <maven-war-plugin.version>2.6</maven-war-plugin.version>
         <maven-resources-plugin.version>2.7</maven-resources-plugin.version>
diff --git a/java-ee-8-security-api/app-auth-basic-store-db/pom.xml b/java-ee-8-security-api/app-auth-basic-store-db/pom.xml
index cf92fe2ecd..582e82d8bb 100644
--- a/java-ee-8-security-api/app-auth-basic-store-db/pom.xml
+++ b/java-ee-8-security-api/app-auth-basic-store-db/pom.xml
@@ -53,7 +53,7 @@
                         <artifactItem>
                             <groupId>com.h2database</groupId>
                             <artifactId>h2</artifactId>
-                            <version>${h2-version}</version>
+                            <version>${h2.version}</version>
                             <type>jar</type>
                             <outputDirectory>
                                 ${project.build.directory}/liberty/wlp/usr/servers/defaultServer/lib/global
@@ -64,8 +64,4 @@
             </plugin>
         </plugins>
     </build>
-
-    <properties>
-        <h2-version>1.4.197</h2-version>
-    </properties>
 </project>
diff --git a/java-ee-8-security-api/app-auth-custom-no-store/pom.xml b/java-ee-8-security-api/app-auth-custom-no-store/pom.xml
index f9d63f8623..51ee64097a 100644
--- a/java-ee-8-security-api/app-auth-custom-no-store/pom.xml
+++ b/java-ee-8-security-api/app-auth-custom-no-store/pom.xml
@@ -53,7 +53,7 @@
                         <artifactItem>
                             <groupId>com.h2database</groupId>
                             <artifactId>h2</artifactId>
-                            <version>${h2-version}</version>
+                            <version>${h2.version}</version>
                             <type>jar</type>
                             <outputDirectory>
                                 ${project.build.directory}/liberty/wlp/usr/servers/defaultServer/lib/global
@@ -64,8 +64,4 @@
             </plugin>
         </plugins>
     </build>
-
-    <properties>
-        <h2-version>1.4.197</h2-version>
-    </properties>
 </project>
diff --git a/java-ee-8-security-api/pom.xml b/java-ee-8-security-api/pom.xml
index 0cce84e5f2..9b8356714f 100644
--- a/java-ee-8-security-api/pom.xml
+++ b/java-ee-8-security-api/pom.xml
@@ -72,7 +72,6 @@
         <javaee-version>8.0</javaee-version>
         <liberty-maven-plugin.version>2.3</liberty-maven-plugin.version>
         <openliberty-runtime.version>18.0.0.1</openliberty-runtime.version>
-        <h2-version>1.4.197</h2-version>
         
         <maven-war-plugin.version>3.2.2</maven-war-plugin.version>
     </properties>
diff --git a/java-numbers/pom.xml b/java-numbers/pom.xml
index eb75f85bf0..daed356f66 100644
--- a/java-numbers/pom.xml
+++ b/java-numbers/pom.xml
@@ -38,7 +38,7 @@
         <dependency>
             <groupId>org.openjdk.jmh</groupId>
             <artifactId>jmh-generator-annprocess</artifactId>
-            <version>${jmh-generator-annprocess.version}</version>
+            <version>${jmh-generator.version}</version>
         </dependency>
         <dependency>
             <groupId>org.apache.commons</groupId>
@@ -127,8 +127,6 @@
 
         <org.slf4j.version>1.7.21</org.slf4j.version>
         <logback.version>1.1.7</logback.version>
-        <jmh-core.version>1.19</jmh-core.version>
-        <jmh-generator-annprocess.version>1.19</jmh-generator-annprocess.version>
 
         <maven-surefire-plugin.version>2.21.0</maven-surefire-plugin.version>
         <maven-javadoc-plugin.version>3.0.0-M1</maven-javadoc-plugin.version>
diff --git a/java-streams-2/pom.xml b/java-streams-2/pom.xml
index 5004249352..3e08e2f432 100644
--- a/java-streams-2/pom.xml
+++ b/java-streams-2/pom.xml
@@ -18,12 +18,12 @@
         <dependency>
             <groupId>org.openjdk.jmh</groupId>
             <artifactId>jmh-core</artifactId>
-            <version>${jmh.version}</version>
+            <version>${jmh-core.version}</version>
         </dependency>
         <dependency>
             <groupId>org.openjdk.jmh</groupId>
             <artifactId>jmh-generator-annprocess</artifactId>
-            <version>${jmh.version}</version>
+            <version>${jmh-generator.version}</version>
         </dependency>
         <dependency>
             <groupId>junit</groupId>
@@ -44,7 +44,6 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
-        <jmh.version>1.21</jmh.version>
         <assertj.version>3.11.1</assertj.version>
     </properties>
 </project>
\ No newline at end of file
diff --git a/java-streams/pom.xml b/java-streams/pom.xml
index 00384eeead..b0c56ecdf9 100644
--- a/java-streams/pom.xml
+++ b/java-streams/pom.xml
@@ -18,12 +18,12 @@
         <dependency>
             <groupId>org.openjdk.jmh</groupId>
             <artifactId>jmh-core</artifactId>
-            <version>${jmh.version}</version>
+            <version>${jmh-core.version}</version>
         </dependency>
         <dependency>
             <groupId>org.openjdk.jmh</groupId>
             <artifactId>jmh-generator-annprocess</artifactId>
-            <version>${jmh.version}</version>
+            <version>${jmh-generator.version}</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
@@ -106,7 +106,6 @@
 
     <properties>
         <!-- util -->
-        <jmh.version>1.21</jmh.version>
         <commons-lang3.version>3.5</commons-lang3.version>
         <vavr.version>0.9.0</vavr.version>
         <protonpack.version>1.15</protonpack.version>
diff --git a/java-strings-2/pom.xml b/java-strings-2/pom.xml
index c314cd8cad..5279cf5777 100755
--- a/java-strings-2/pom.xml
+++ b/java-strings-2/pom.xml
@@ -83,7 +83,7 @@
         <dependency>
             <groupId>org.hamcrest</groupId>
             <artifactId>hamcrest-library</artifactId>
-            <version>${hamcrest-library.version}</version>
+            <version>${org.hamcrest.version}</version>
             <scope>test</scope>
         </dependency>
 
@@ -136,12 +136,10 @@
         <commons-codec.version>1.10</commons-codec.version>
         <!-- testing -->
         <assertj.version>3.6.1</assertj.version>
-        <jmh-core.version>1.19</jmh-core.version>
         <icu4j.version>61.1</icu4j.version>
         <guava.version>27.0.1-jre</guava.version>
         <emoji-java.version>4.0.0</emoji-java.version>
         <junit-jupiter-api.version>5.3.1</junit-jupiter-api.version>
-        <hamcrest-library.version>1.3</hamcrest-library.version>
         <passay.version>1.3.1</passay.version>
         <commons-text.version>1.4</commons-text.version>
         <ahocorasick.version>0.4.0</ahocorasick.version>
diff --git a/java-strings/pom.xml b/java-strings/pom.xml
index 4555b8ad4a..7f66b95355 100755
--- a/java-strings/pom.xml
+++ b/java-strings/pom.xml
@@ -50,7 +50,7 @@
         <dependency>
             <groupId>org.openjdk.jmh</groupId>
             <artifactId>jmh-generator-annprocess</artifactId>
-            <version>${jmh-core.version}</version>
+            <version>${jmh-generator.version}</version>
         </dependency>
         <dependency>
             <groupId>com.ibm.icu</groupId>
@@ -79,7 +79,7 @@
         <dependency>
             <groupId>org.hamcrest</groupId>
             <artifactId>hamcrest-library</artifactId>
-            <version>${hamcrest-library.version}</version>
+            <version>${org.hamcrest.version}</version>
             <scope>test</scope>
         </dependency>
 
@@ -132,12 +132,10 @@
         <commons-codec.version>1.10</commons-codec.version>
         <!-- testing -->
         <assertj.version>3.6.1</assertj.version>
-        <jmh-core.version>1.19</jmh-core.version>
         <icu4j.version>61.1</icu4j.version>
         <guava.version>27.0.1-jre</guava.version>
 		<emoji-java.version>4.0.0</emoji-java.version>
 		<junit-jupiter-api.version>5.3.1</junit-jupiter-api.version>
-		<hamcrest-library.version>1.3</hamcrest-library.version>
 		<passay.version>1.3.1</passay.version>
 		<commons-text.version>1.4</commons-text.version>
 		<ahocorasick.version>0.4.0</ahocorasick.version>
diff --git a/javax-servlets/pom.xml b/javax-servlets/pom.xml
index bf85feb7ce..e3d8a430d9 100644
--- a/javax-servlets/pom.xml
+++ b/javax-servlets/pom.xml
@@ -48,7 +48,7 @@
         <dependency>
             <groupId>javax.servlet.jsp</groupId>
             <artifactId>javax.servlet.jsp-api</artifactId>
-            <version>${jsp.version}</version>
+            <version>${javax.servlet.jsp-api.version}</version>
         </dependency>
         <dependency>
             <groupId>javax.servlet</groupId>
@@ -90,7 +90,5 @@
         <commons-fileupload.version>1.3.3</commons-fileupload.version>
         <commons-io.version>2.6</commons-io.version>
         <javax.servlet-api.version>4.0.1</javax.servlet-api.version>
-        <jstl.version>1.2</jstl.version>
-        <jsp.version>2.3.1</jsp.version>
     </properties>
 </project>
diff --git a/jee-7/pom.xml b/jee-7/pom.xml
index 62ccb9d313..d389b57cd5 100644
--- a/jee-7/pom.xml
+++ b/jee-7/pom.xml
@@ -527,10 +527,8 @@
 		<com.sun.faces.jsf.version>2.2.14</com.sun.faces.jsf.version>
 		<httpclient.version>4.5</httpclient.version>
 		<arquillian-drone-bom.version>2.0.1.Final</arquillian-drone-bom.version>
-		<javax.servlet-api.version>3.1.0</javax.servlet-api.version>
 		<graphene-webdriver.version>2.1.0.Final</graphene-webdriver.version>
 		<maven-dependency-plugin.version>2.8</maven-dependency-plugin.version>
-		<jstl.version>1.2</jstl.version>
 		<jsp-api.version>2.2</jsp-api.version>
 		<ozark.version>20160715</ozark.version>
 		<jboss-batch-api.version>1.0.0.Final</jboss-batch-api.version>
@@ -538,7 +536,6 @@
 		<jboss-transaction-api.version>1.0.0.Final</jboss-transaction-api.version>
 		<jboss-marshalling.version>1.4.2.Final</jboss-marshalling.version>
 		<weld.version>2.1.1.Final</weld.version>
-		<h2.version>1.4.178</h2.version>
 		<jersey-container-jetty-servlet.version>2.22.1</jersey-container-jetty-servlet.version>
 	</properties>
 
diff --git a/jsf/pom.xml b/jsf/pom.xml
index fc6d4a0ee2..19f1265250 100644
--- a/jsf/pom.xml
+++ b/jsf/pom.xml
@@ -67,7 +67,7 @@
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
             <scope>provided</scope>
-            <version>${javax.servlet.version}</version>
+            <version>${javax.servlet-api.version}</version>
         </dependency>
 
         <!-- Primefaces -->
@@ -99,11 +99,6 @@
         <com.sun.faces.version>2.2.14</com.sun.faces.version>
         <javax.el.version>3.0.0</javax.el.version>
 
-        <!--Tomcat -->
-        <javax.servlet.version>3.1.0</javax.servlet.version>
-
-        <jstl.version>1.2</jstl.version>
-
         <!-- maven plugins -->
         <maven-war-plugin.version>2.6</maven-war-plugin.version>
 
diff --git a/jta/pom.xml b/jta/pom.xml
index 6a31733996..b7e39c66e1 100644
--- a/jta/pom.xml
+++ b/jta/pom.xml
@@ -83,7 +83,6 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <java.version>1.8</java.version>
 		<hsqldb.version>2.4.1</hsqldb.version>
         <spring-boot.version>2.0.4.RELEASE</spring-boot.version>
     </properties>
diff --git a/libraries-apache-commons/pom.xml b/libraries-apache-commons/pom.xml
index c7ff918af9..cb5990df22 100644
--- a/libraries-apache-commons/pom.xml
+++ b/libraries-apache-commons/pom.xml
@@ -95,14 +95,11 @@
         <assertj.version>3.6.2</assertj.version>
         <commons.io.version>2.5</commons.io.version>
         <commons.dbutils.version>1.6</commons.dbutils.version>
-        <h2.version>1.4.196</h2.version>
         <commons.collections.version>4.1</commons.collections.version>
-        <junit.version>4.12</junit.version>
         <org.hamcrest.java-hamcrest.version>2.0.0.0</org.hamcrest.java-hamcrest.version>
         <commons-codec-version>1.10.L001</commons-codec-version>
         <xchart-version>3.5.2</xchart-version>
         <commons-net.version>3.6</commons-net.version>
-        <hamcrest-all.version>1.3</hamcrest-all.version>
         <common-math3.version>3.6.1</common-math3.version>
     </properties>
 
diff --git a/libraries-data/pom.xml b/libraries-data/pom.xml
index 85be66c067..3276ebcdbb 100644
--- a/libraries-data/pom.xml
+++ b/libraries-data/pom.xml
@@ -432,9 +432,7 @@
     <properties>
         <storm.version>1.2.2</storm.version>
         <kryo.version>4.0.1</kryo.version>
-        <h2.version>1.4.196</h2.version>
         <reladomo.version>16.5.1</reladomo.version>
-        <maven-compiler-plugin.version>3.7.0</maven-compiler-plugin.version>
         <ormlite.version>5.0</ormlite.version>
         <kafka.version>1.0.0</kafka.version>
         <ignite.version>2.4.0</ignite.version>
diff --git a/linkrest/pom.xml b/linkrest/pom.xml
index 073a173aff..b3d3bd374e 100644
--- a/linkrest/pom.xml
+++ b/linkrest/pom.xml
@@ -73,7 +73,6 @@
     <properties>
         <linkrest.version>2.9</linkrest.version>
         <cayenne.version>4.0.B1</cayenne.version>
-        <h2.version>1.4.196</h2.version>
         <jersey.version>2.25.1</jersey.version>
     </properties>
 
diff --git a/logging-modules/log-mdc/pom.xml b/logging-modules/log-mdc/pom.xml
index 3031274d0b..ae658e034e 100644
--- a/logging-modules/log-mdc/pom.xml
+++ b/logging-modules/log-mdc/pom.xml
@@ -29,13 +29,13 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
-            <version>${javax.servlet.version}</version>
+            <version>${javax.servlet-api.version}</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>${jackson.library}</version>
+            <version>${jackson.version}</version>
         </dependency>
 
         <!--log4j dependencies -->
@@ -98,12 +98,9 @@
     </build>
 
     <properties>
-        <log4j.version>1.2.17</log4j.version>
         <log4j2.version>2.7</log4j2.version>
         <disruptor.version>3.3.6</disruptor.version>
         <jbosslogging.version>3.3.0.Final</jbosslogging.version>
-        <javax.servlet.version>3.1.0</javax.servlet.version>
-        <jackson.library>2.9.7</jackson.library>
         <maven-war-plugin.version>2.4</maven-war-plugin.version>
     </properties>
 
diff --git a/logging-modules/log4j2/pom.xml b/logging-modules/log4j2/pom.xml
index 924abfd346..14420356de 100644
--- a/logging-modules/log4j2/pom.xml
+++ b/logging-modules/log4j2/pom.xml
@@ -115,8 +115,6 @@
     </profiles>
 
     <properties>
-        <jackson.version>2.9.7</jackson.version>
-        <h2.version>1.4.193</h2.version>
         <commons-dbcp2.version>2.1.1</commons-dbcp2.version>
         <log4j-core.version>2.11.0</log4j-core.version>
         <maven.build.timestamp.format>yyyyMMddHHmmss</maven.build.timestamp.format>
diff --git a/logging-modules/logback/pom.xml b/logging-modules/logback/pom.xml
index 41a28ffd17..22a89124b5 100644
--- a/logging-modules/logback/pom.xml
+++ b/logging-modules/logback/pom.xml
@@ -58,7 +58,6 @@
     <properties>
         <logback.version>1.2.3</logback.version>
         <logback.contrib.version>0.1.5</logback.contrib.version>
-        <jackson.version>2.9.7</jackson.version>
         <docx4j.version>3.3.5</docx4j.version>
     </properties>
 
diff --git a/lucene/pom.xml b/lucene/pom.xml
index f427cfd8a7..3d1ce61782 100644
--- a/lucene/pom.xml
+++ b/lucene/pom.xml
@@ -32,8 +32,6 @@
     </dependencies>
 
     <properties>
-        <!-- lombok: https://projectlombok.org/changelog.html -->
-        <lombok.version>1.16.18</lombok.version>
         <!-- various -->
         <hibernate-jpa-2.1-api.version>1.0.0.Final</hibernate-jpa-2.1-api.version>
         <!-- delombok maven plugin -->
diff --git a/parent-spring-5/pom.xml b/parent-spring-5/pom.xml
index 3178682d34..84df8cf30a 100644
--- a/parent-spring-5/pom.xml
+++ b/parent-spring-5/pom.xml
@@ -31,7 +31,6 @@
     <properties>
         <spring.version>5.1.4.RELEASE</spring.version>
         <junit.jupiter.version>5.0.2</junit.jupiter.version>
-		<jackson.version>2.9.6</jackson.version>
 		<spring-security.version>5.1.4.RELEASE</spring-security.version>
     </properties>
 
diff --git a/patterns/pom.xml b/patterns/pom.xml
index bf302a7a74..875af67d55 100644
--- a/patterns/pom.xml
+++ b/patterns/pom.xml
@@ -51,7 +51,6 @@
     </build>
 
     <properties>
-        <javax.servlet-api.version>3.1.0</javax.servlet-api.version>
         <maven-war-plugin.version>3.0.0</maven-war-plugin.version>
         <jetty-maven-plugin.version>9.4.0.v20161208</jetty-maven-plugin.version>
     </properties>
diff --git a/performance-tests/pom.xml b/performance-tests/pom.xml
index 7d77c2a0e3..d7738780bf 100644
--- a/performance-tests/pom.xml
+++ b/performance-tests/pom.xml
@@ -46,12 +46,12 @@
         <dependency>
             <groupId>org.openjdk.jmh</groupId>
             <artifactId>jmh-core</artifactId>
-            <version>${jmh.version}</version>
+            <version>${jmh-core.version}</version>
         </dependency>
         <dependency>
             <groupId>org.openjdk.jmh</groupId>
             <artifactId>jmh-generator-annprocess</artifactId>
-            <version>${jmh.version}</version>
+            <version>${jmh-generator.version}</version>
         </dependency>
     </dependencies>
     
@@ -85,7 +85,6 @@
         <mapstruct-jdk8.version>1.2.0.Final</mapstruct-jdk8.version>
         <modelmapper.version>1.1.0</modelmapper.version>
         <jmapper.version>1.6.0.1</jmapper.version>
-        <jmh.version>1.20</jmh.version>
         <mapstruct-processor.version>1.2.0.Final</mapstruct-processor.version>
     </properties>
 
diff --git a/persistence-modules/core-java-persistence/pom.xml b/persistence-modules/core-java-persistence/pom.xml
index 2ad2083fec..2760489ce1 100644
--- a/persistence-modules/core-java-persistence/pom.xml
+++ b/persistence-modules/core-java-persistence/pom.xml
@@ -30,7 +30,7 @@
         <dependency>
             <groupId>com.h2database</groupId>
             <artifactId>h2</artifactId>
-            <version>${h2database.version}</version>
+            <version>${h2.version}</version>
         </dependency>
         <dependency>
             <groupId>org.apache.commons</groupId>
@@ -73,7 +73,6 @@
         <postgresql.version>42.2.5.jre7</postgresql.version>
         <mysql-connector.version>8.0.15</mysql-connector.version>
         <assertj-core.version>3.10.0</assertj-core.version>
-        <h2database.version>1.4.197</h2database.version>
         <commons-dbcp2.version>2.4.0</commons-dbcp2.version>
         <HikariCP.version>3.2.0</HikariCP.version>
         <c3p0.version>0.9.5.2</c3p0.version>
diff --git a/persistence-modules/deltaspike/pom.xml b/persistence-modules/deltaspike/pom.xml
index 9a4669102a..4dcef07695 100644
--- a/persistence-modules/deltaspike/pom.xml
+++ b/persistence-modules/deltaspike/pom.xml
@@ -317,7 +317,6 @@
         <war.plugin.version>2.6</war.plugin.version>
         <apt-maven-plugin.version>1.1.3</apt-maven-plugin.version>
         <jandex.version>1.2.5.Final-redhat-1</jandex.version>
-        <h2.version>1.4.197</h2.version>
         <commons-lang3.version>3.5</commons-lang3.version>
     </properties>
 
diff --git a/persistence-modules/flyway/pom.xml b/persistence-modules/flyway/pom.xml
index eb827f5675..99549ee3fc 100644
--- a/persistence-modules/flyway/pom.xml
+++ b/persistence-modules/flyway/pom.xml
@@ -65,7 +65,6 @@
     <properties>
         <flyway-core.version>5.0.2</flyway-core.version>
         <flyway-maven-plugin.version>5.0.2</flyway-maven-plugin.version>
-        <h2.version>1.4.195</h2.version>
     </properties>
 
 </project>
diff --git a/persistence-modules/hibernate-mapping/pom.xml b/persistence-modules/hibernate-mapping/pom.xml
index fdc82a5275..6bab3c5b1f 100644
--- a/persistence-modules/hibernate-mapping/pom.xml
+++ b/persistence-modules/hibernate-mapping/pom.xml
@@ -29,7 +29,7 @@
         <dependency>
             <groupId>com.h2database</groupId>
             <artifactId>h2</artifactId>
-            <version>${h2database.version}</version>
+            <version>${h2.version}</version>
         </dependency>
 	    <!-- validation -->
         <dependency>
@@ -61,7 +61,6 @@
 
     <properties>
         <hibernate.version>5.3.7.Final</hibernate.version>
-        <h2database.version>1.4.196</h2database.version>
         <assertj-core.version>3.8.0</assertj-core.version>
         <hibernate-validator.version>5.3.3.Final</hibernate-validator.version>
         <javax.el-api.version>2.2.5</javax.el-api.version>
diff --git a/persistence-modules/hibernate5/pom.xml b/persistence-modules/hibernate5/pom.xml
index c7f08e50d5..8799317e9c 100644
--- a/persistence-modules/hibernate5/pom.xml
+++ b/persistence-modules/hibernate5/pom.xml
@@ -30,7 +30,7 @@
         <dependency>
             <groupId>com.h2database</groupId>
             <artifactId>h2</artifactId>
-            <version>${h2database.version}</version>
+            <version>${h2.version}</version>
         </dependency>
         <dependency>
             <groupId>org.hibernate</groupId>
@@ -104,9 +104,7 @@
         <hibernate.version>5.3.7.Final</hibernate.version>
         <mysql.version>6.0.6</mysql.version>
         <mariaDB4j.version>2.2.3</mariaDB4j.version>
-        <h2database.version>1.4.196</h2database.version>
         <assertj-core.version>3.8.0</assertj-core.version>
-        <jackson.version>2.9.7</jackson.version>
         <openjdk-jmh.version>1.21</openjdk-jmh.version>
     </properties>
 
diff --git a/persistence-modules/influxdb/pom.xml b/persistence-modules/influxdb/pom.xml
index 8e1aeebe6d..a8ecaadd62 100644
--- a/persistence-modules/influxdb/pom.xml
+++ b/persistence-modules/influxdb/pom.xml
@@ -33,7 +33,6 @@
 
     <properties>
         <influxdb.sdk.version>2.8</influxdb.sdk.version>
-        <lombok.version>1.16.18</lombok.version>
     </properties>
 
 </project>
diff --git a/persistence-modules/java-jpa/pom.xml b/persistence-modules/java-jpa/pom.xml
index fa47d6bd9c..f23040fbdc 100644
--- a/persistence-modules/java-jpa/pom.xml
+++ b/persistence-modules/java-jpa/pom.xml
@@ -49,7 +49,6 @@
 
     <properties>
         <hibernate.version>5.4.0.Final</hibernate.version>
-        <h2.version>1.4.197</h2.version>
         <eclipselink.version>2.7.4-RC1</eclipselink.version>
         <postgres.version>42.2.5</postgres.version>
     </properties>
diff --git a/persistence-modules/spring-boot-persistence/pom.xml b/persistence-modules/spring-boot-persistence/pom.xml
index ca7c7306e7..e283759c75 100644
--- a/persistence-modules/spring-boot-persistence/pom.xml
+++ b/persistence-modules/spring-boot-persistence/pom.xml
@@ -79,10 +79,8 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <java.version>1.8</java.version>
         <mysql-connector-java.version>8.0.12</mysql-connector-java.version>
         <tomcat-jdbc.version>9.0.10</tomcat-jdbc.version>
-        <h2database.version>1.4.197</h2database.version>
         <mockito.version>2.23.0</mockito.version>
         <validation-api.version>2.0.1.Final</validation-api.version>
     </properties>
diff --git a/persistence-modules/spring-data-cassandra-reactive/pom.xml b/persistence-modules/spring-data-cassandra-reactive/pom.xml
index bc8f49862d..5a34d90c9f 100644
--- a/persistence-modules/spring-data-cassandra-reactive/pom.xml
+++ b/persistence-modules/spring-data-cassandra-reactive/pom.xml
@@ -52,7 +52,6 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8
         </project.reporting.outputEncoding>
-        <java.version>1.8</java.version>
         <spring-data-cassandra.version>2.1.2.RELEASE</spring-data-cassandra.version>
     </properties>
 
diff --git a/persistence-modules/spring-data-eclipselink/pom.xml b/persistence-modules/spring-data-eclipselink/pom.xml
index 618fa83ee5..61c28dc26f 100644
--- a/persistence-modules/spring-data-eclipselink/pom.xml
+++ b/persistence-modules/spring-data-eclipselink/pom.xml
@@ -67,7 +67,6 @@
     <properties>
         <spring.version>1.5.9.RELEASE</spring.version>
         <eclipselink.version>2.7.0</eclipselink.version>
-        <h2.version>1.4.196</h2.version>
     </properties>
 
 </project>
diff --git a/persistence-modules/spring-hibernate-3/pom.xml b/persistence-modules/spring-hibernate-3/pom.xml
index 6c1bdace30..ec35f35bb3 100644
--- a/persistence-modules/spring-hibernate-3/pom.xml
+++ b/persistence-modules/spring-hibernate-3/pom.xml
@@ -91,7 +91,6 @@
         <hibernate.version>3.6.10.Final</hibernate.version>
         <mysql-connector-java.version>5.1.40</mysql-connector-java.version>
         <tomcat-dbcp.version>8.5.8</tomcat-dbcp.version>
-        <h2.version>1.4.193</h2.version>
         <!-- util -->
         <guava.version>19.0</guava.version>
         <commons-lang3.version>3.5</commons-lang3.version>
diff --git a/persistence-modules/spring-hibernate-5/pom.xml b/persistence-modules/spring-hibernate-5/pom.xml
index 832cf8dca7..16e55cb0c0 100644
--- a/persistence-modules/spring-hibernate-5/pom.xml
+++ b/persistence-modules/spring-hibernate-5/pom.xml
@@ -143,7 +143,6 @@
         <tomcat-dbcp.version>9.0.0.M26</tomcat-dbcp.version>
         <jta.version>1.1</jta.version>
         <hsqldb.version>2.3.4</hsqldb.version>
-        <h2.version>1.4.195</h2.version>
 
         <!-- util -->
         <guava.version>21.0</guava.version>
diff --git a/persistence-modules/spring-hibernate4/pom.xml b/persistence-modules/spring-hibernate4/pom.xml
index fad84870df..4289c9c3d5 100644
--- a/persistence-modules/spring-hibernate4/pom.xml
+++ b/persistence-modules/spring-hibernate4/pom.xml
@@ -160,7 +160,6 @@
         <tomcat-dbcp.version>8.5.8</tomcat-dbcp.version>
         <jta.version>1.1</jta.version>
         <hsqldb.version>2.3.4</hsqldb.version>
-        <h2.version>1.4.193</h2.version>
 
         <!-- various -->
         <hibernate-validator.version>5.3.3.Final</hibernate-validator.version>
diff --git a/persistence-modules/spring-jpa/pom.xml b/persistence-modules/spring-jpa/pom.xml
index 3daba6cd55..0fdffad8db 100644
--- a/persistence-modules/spring-jpa/pom.xml
+++ b/persistence-modules/spring-jpa/pom.xml
@@ -93,7 +93,7 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>jstl</artifactId>
-            <version>${javax.servlet.jstl.version}</version>
+            <version>${jstl.version}</version>
         </dependency>
         <dependency>
             <groupId>javax.servlet</groupId>
@@ -163,10 +163,8 @@
         <hibernate.version>5.2.17.Final</hibernate.version>
         <mysql-connector-java.version>6.0.6</mysql-connector-java.version>
         <spring-data-jpa.version>2.1.5.RELEASE</spring-data-jpa.version>
-        <h2.version>1.4.195</h2.version>
 
         <!-- web -->
-        <javax.servlet.jstl.version>1.2</javax.servlet.jstl.version>
         <javax.servlet.servlet-api.version>2.5</javax.servlet.servlet-api.version>
 
         <!-- various -->
diff --git a/pom.xml b/pom.xml
index 2af980325e..89c9416ebb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1560,5 +1560,6 @@
 		<!-- <maven-pmd-plugin.version>3.9.0</maven-pmd-plugin.version> -->
 		<maven-pmd-plugin.version>3.8</maven-pmd-plugin.version>
 		<lombok.version>1.16.12</lombok.version>
+		<h2.version>1.4.197</h2.version>
 	</properties>
 </project>
diff --git a/ratpack/pom.xml b/ratpack/pom.xml
index a4389275b6..7c145eff91 100644
--- a/ratpack/pom.xml
+++ b/ratpack/pom.xml
@@ -61,7 +61,7 @@
         <dependency>
             <groupId>com.h2database</groupId>
             <artifactId>h2</artifactId>
-            <version>${h2database.version}</version>
+            <version>${h2.version}</version>
         </dependency>
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
@@ -90,7 +90,6 @@
         <ratpack.version>1.5.4</ratpack.version>
         <httpclient.version>4.5.3</httpclient.version>
         <httpcore.version>4.4.6</httpcore.version>
-        <h2database.version>1.4.193</h2database.version>
         <hystrix.version>1.5.12</hystrix.version>
     </properties>
 
diff --git a/rxjava/pom.xml b/rxjava/pom.xml
index 596a5196da..85106d1127 100644
--- a/rxjava/pom.xml
+++ b/rxjava/pom.xml
@@ -62,7 +62,6 @@
         <rx.java.math.version>1.0.0</rx.java.math.version>
         <rx.java.string.version>1.1.1</rx.java.string.version>
         <awaitility.version>1.7.0</awaitility.version>
-        <h2.version>1.4.196</h2.version>
     </properties>
 
 </project>
\ No newline at end of file
diff --git a/software-security/sql-injection-samples/pom.xml b/software-security/sql-injection-samples/pom.xml
index 0a28a96a07..b982a34e75 100644
--- a/software-security/sql-injection-samples/pom.xml
+++ b/software-security/sql-injection-samples/pom.xml
@@ -64,8 +64,4 @@
 		</plugins>
 	</build>
 
-	<properties>
-		<java.version>1.8</java.version>
-	</properties>
-
 </project>
\ No newline at end of file
diff --git a/spring-4/pom.xml b/spring-4/pom.xml
index eb64c1839f..59b74782ec 100644
--- a/spring-4/pom.xml
+++ b/spring-4/pom.xml
@@ -88,8 +88,6 @@
     <properties>
         <start-class>com.baeldung.flips.ApplicationConfig</start-class>
         <flips-web.version>1.0.1</flips-web.version>
-        <lombok.version>1.16.18</lombok.version>
-        <h2database.version>1.4.197</h2database.version>
     </properties>
 
 </project>
diff --git a/spring-5-reactive-oauth/pom.xml b/spring-5-reactive-oauth/pom.xml
index ff076985e4..06ce817a02 100644
--- a/spring-5-reactive-oauth/pom.xml
+++ b/spring-5-reactive-oauth/pom.xml
@@ -69,7 +69,6 @@
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-		<java.version>1.8</java.version>
         <spring-boot.version>2.1.0.RELEASE</spring-boot.version>
 	</properties>
 
diff --git a/spring-activiti/pom.xml b/spring-activiti/pom.xml
index 3d67a2ab7b..e0196e807d 100644
--- a/spring-activiti/pom.xml
+++ b/spring-activiti/pom.xml
@@ -59,7 +59,6 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <activiti.version>6.0.0</activiti.version>
-        <java.version>1.8</java.version>
     </properties>
 
 </project>
diff --git a/spring-boot-angular-ecommerce/pom.xml b/spring-boot-angular-ecommerce/pom.xml
index a5296eade8..510e6c6ec3 100644
--- a/spring-boot-angular-ecommerce/pom.xml
+++ b/spring-boot-angular-ecommerce/pom.xml
@@ -75,7 +75,6 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <java.version>1.8</java.version>
         <spring.boot.version>2.0.3.RELEASE</spring.boot.version>
         <spring-boot-maven-plugin.version>2.0.4.RELEASE</spring-boot-maven-plugin.version>
     </properties>
diff --git a/spring-boot-crud/pom.xml b/spring-boot-crud/pom.xml
index 73635b0a1c..15ff6c5d11 100644
--- a/spring-boot-crud/pom.xml
+++ b/spring-boot-crud/pom.xml
@@ -60,7 +60,6 @@
     
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <java.version>1.8</java.version>
     </properties>
     
 </project>
\ No newline at end of file
diff --git a/spring-boot-exceptions/pom.xml b/spring-boot-exceptions/pom.xml
index 105f60e295..01d6973642 100644
--- a/spring-boot-exceptions/pom.xml
+++ b/spring-boot-exceptions/pom.xml
@@ -17,10 +17,6 @@
     <name>pass-exception-to-client-json-spring-boot</name>
     <description>Baeldung article code on how to pass exceptions to client in JSON format using Spring Boot</description>
 
-    <properties>
-        <java.version>1.8</java.version>
-    </properties>
-
     <dependencies>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/spring-boot-vue/pom.xml b/spring-boot-vue/pom.xml
index 4e47a98d6f..5d19f01d1e 100644
--- a/spring-boot-vue/pom.xml
+++ b/spring-boot-vue/pom.xml
@@ -47,7 +47,6 @@
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-		<java.version>1.8</java.version>
 	</properties>
 
 </project>
diff --git a/spring-cloud-data-flow/etl/customer-mongodb-sink/pom.xml b/spring-cloud-data-flow/etl/customer-mongodb-sink/pom.xml
index 456caf480c..409db34829 100644
--- a/spring-cloud-data-flow/etl/customer-mongodb-sink/pom.xml
+++ b/spring-cloud-data-flow/etl/customer-mongodb-sink/pom.xml
@@ -63,7 +63,6 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <java.version>1.8</java.version>
         <spring-cloud.version>Greenwich.RELEASE</spring-cloud.version>
     </properties>
 
diff --git a/spring-cloud-data-flow/etl/customer-transform/pom.xml b/spring-cloud-data-flow/etl/customer-transform/pom.xml
index b7376f7bd4..66f1d5e0d7 100644
--- a/spring-cloud-data-flow/etl/customer-transform/pom.xml
+++ b/spring-cloud-data-flow/etl/customer-transform/pom.xml
@@ -55,7 +55,6 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <java.version>1.8</java.version>
         <spring-cloud.version>Greenwich.RELEASE</spring-cloud.version>
     </properties>
 
diff --git a/spring-cloud/spring-cloud-contract/spring-cloud-contract-consumer/pom.xml b/spring-cloud/spring-cloud-contract/spring-cloud-contract-consumer/pom.xml
index 8ecda40d0a..afd045189c 100644
--- a/spring-cloud/spring-cloud-contract/spring-cloud-contract-consumer/pom.xml
+++ b/spring-cloud/spring-cloud-contract/spring-cloud-contract-consumer/pom.xml
@@ -50,7 +50,6 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <java.version>1.8</java.version>
         <spring-cloud.version>1.2.2.RELEASE</spring-cloud.version>
         <spring-boot.version>1.5.9.RELEASE</spring-boot.version>
     </properties>
diff --git a/spring-cloud/spring-cloud-contract/spring-cloud-contract-producer/pom.xml b/spring-cloud/spring-cloud-contract/spring-cloud-contract-producer/pom.xml
index 47759a818a..07429687c7 100644
--- a/spring-cloud/spring-cloud-contract/spring-cloud-contract-producer/pom.xml
+++ b/spring-cloud/spring-cloud-contract/spring-cloud-contract-producer/pom.xml
@@ -64,7 +64,6 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <java.version>1.8</java.version>
         <spring-cloud.version>Edgware.SR1</spring-cloud.version>
         <spring-boot.version>1.5.9.RELEASE</spring-boot.version>
     </properties>
diff --git a/spring-cloud/spring-cloud-functions/pom.xml b/spring-cloud/spring-cloud-functions/pom.xml
index 4d03e07e89..7a44e4ae0f 100644
--- a/spring-cloud/spring-cloud-functions/pom.xml
+++ b/spring-cloud/spring-cloud-functions/pom.xml
@@ -85,7 +85,6 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <java.version>1.8</java.version>
         <spring-cloud-function.version>1.0.1.RELEASE</spring-cloud-function.version>
         <aws-lambda-events.version>2.0.2</aws-lambda-events.version>
         <spring-boot.version>2.0.4.RELEASE</spring-boot.version>
diff --git a/spring-cloud/spring-cloud-kubernetes/client-service/pom.xml b/spring-cloud/spring-cloud-kubernetes/client-service/pom.xml
index a4de796ee3..41e09fa13b 100644
--- a/spring-cloud/spring-cloud-kubernetes/client-service/pom.xml
+++ b/spring-cloud/spring-cloud-kubernetes/client-service/pom.xml
@@ -88,7 +88,6 @@
     </build>
 
     <properties>
-        <java.version>1.8</java.version>
         <spring-cloud-dependencies.version>Finchley.SR2</spring-cloud-dependencies.version>
         <spring.cloud.k8s.version>1.0.0.RELEASE</spring.cloud.k8s.version>
     </properties>
diff --git a/spring-cloud/spring-cloud-kubernetes/liveness-example/pom.xml b/spring-cloud/spring-cloud-kubernetes/liveness-example/pom.xml
index 012a81bd8d..293b215918 100644
--- a/spring-cloud/spring-cloud-kubernetes/liveness-example/pom.xml
+++ b/spring-cloud/spring-cloud-kubernetes/liveness-example/pom.xml
@@ -44,7 +44,6 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <java.version>1.8</java.version>
         <spring-boot.version>1.5.17.RELEASE</spring-boot.version>
     </properties>
 
diff --git a/spring-cloud/spring-cloud-kubernetes/readiness-example/pom.xml b/spring-cloud/spring-cloud-kubernetes/readiness-example/pom.xml
index 2b2e57a19c..07589e65b6 100644
--- a/spring-cloud/spring-cloud-kubernetes/readiness-example/pom.xml
+++ b/spring-cloud/spring-cloud-kubernetes/readiness-example/pom.xml
@@ -44,7 +44,6 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <java.version>1.8</java.version>
         <spring-boot.version>1.5.17.RELEASE</spring-boot.version>
     </properties>
 
diff --git a/spring-cloud/spring-cloud-kubernetes/travel-agency-service/pom.xml b/spring-cloud/spring-cloud-kubernetes/travel-agency-service/pom.xml
index 19eea2612c..0d7639b179 100755
--- a/spring-cloud/spring-cloud-kubernetes/travel-agency-service/pom.xml
+++ b/spring-cloud/spring-cloud-kubernetes/travel-agency-service/pom.xml
@@ -68,7 +68,6 @@
     </build>
 
     <properties>
-        <java.version>1.8</java.version>
         <spring-cloud-dependencies.version>Finchley.SR2</spring-cloud-dependencies.version>
     </properties>
 
diff --git a/spring-cloud/spring-cloud-vault/pom.xml b/spring-cloud/spring-cloud-vault/pom.xml
index 3466f657be..9a1be3f5c0 100644
--- a/spring-cloud/spring-cloud-vault/pom.xml
+++ b/spring-cloud/spring-cloud-vault/pom.xml
@@ -68,7 +68,6 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <java.version>1.8</java.version>
         <spring-cloud.version>Greenwich.RELEASE</spring-cloud.version>
     </properties>
 
diff --git a/spring-cloud/spring-cloud-zuul/pom.xml b/spring-cloud/spring-cloud-zuul/pom.xml
index 08990357d6..5d44ae9590 100644
--- a/spring-cloud/spring-cloud-zuul/pom.xml
+++ b/spring-cloud/spring-cloud-zuul/pom.xml
@@ -70,7 +70,6 @@
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-		<java.version>1.8</java.version>
 		<spring-cloud.version>Finchley.SR1</spring-cloud.version>
         <spring-boot.version>2.0.6.RELEASE</spring-boot.version>
 	</properties>
diff --git a/spring-exceptions/pom.xml b/spring-exceptions/pom.xml
index 16f6286606..ff28ac89bb 100644
--- a/spring-exceptions/pom.xml
+++ b/spring-exceptions/pom.xml
@@ -179,7 +179,6 @@
         <org.springframework.version>4.3.4.RELEASE</org.springframework.version>
         <org.springframework.security.version>4.2.0.RELEASE</org.springframework.security.version>
         <javassist.version>3.21.0-GA</javassist.version>
-        <jstl.version>1.2</jstl.version>
 
         <!-- persistence -->
         <hibernate.version>5.2.5.Final</hibernate.version>
@@ -189,7 +188,6 @@
 
         <!-- various -->
         <hibernate-validator.version>5.3.3.Final</hibernate-validator.version>
-        <javax.servlet-api.version>3.1.0</javax.servlet-api.version>
         <javax.el.version>2.2</javax.el.version>
 
         <!-- util -->
diff --git a/spring-freemarker/pom.xml b/spring-freemarker/pom.xml
index 40558476ef..be34f84495 100644
--- a/spring-freemarker/pom.xml
+++ b/spring-freemarker/pom.xml
@@ -35,7 +35,7 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
-            <version>${servletapi.version}</version>
+            <version>${javax.servlet-api.version}</version>
             <scope>provided</scope>
         </dependency>
         <!-- Freemarker -->
@@ -57,7 +57,6 @@
     <properties>
         <spring.version>5.0.8.RELEASE</spring.version>
         <freemarker.version>2.3.28</freemarker.version>
-        <servletapi.version>3.1.0</servletapi.version>
         <failOnMissingWebXml>false</failOnMissingWebXml>
         <spring-boot.version>1.5.10.RELEASE</spring-boot.version>
     </properties>
diff --git a/spring-kafka/pom.xml b/spring-kafka/pom.xml
index b76d4f10c0..2fb4c776fe 100644
--- a/spring-kafka/pom.xml
+++ b/spring-kafka/pom.xml
@@ -34,7 +34,6 @@
 
     <properties>
         <spring-kafka.version>2.2.2.RELEASE</spring-kafka.version>
-        <jackson.version>2.9.7</jackson.version>
     </properties>
 
 </project>
\ No newline at end of file
diff --git a/spring-mvc-forms-jsp/pom.xml b/spring-mvc-forms-jsp/pom.xml
index e0539c3216..20912e71e5 100644
--- a/spring-mvc-forms-jsp/pom.xml
+++ b/spring-mvc-forms-jsp/pom.xml
@@ -100,9 +100,6 @@
 
     <properties>
         <maven-war-plugin.version>2.6</maven-war-plugin.version>
-        <jstl.version>1.2</jstl.version>
-        <javax.servlet.jsp-api.version>2.3.1</javax.servlet.jsp-api.version>
-        <javax.servlet-api.version>3.1.0</javax.servlet-api.version>
         <hibernate-validator.version>6.0.10.Final</hibernate-validator.version>
         <fileupload.version>1.3.3</fileupload.version>
         <hibernate.version>5.2.5.Final</hibernate.version>
diff --git a/spring-mvc-simple/pom.xml b/spring-mvc-simple/pom.xml
index cdd4a9e13a..a767cf3c37 100644
--- a/spring-mvc-simple/pom.xml
+++ b/spring-mvc-simple/pom.xml
@@ -163,9 +163,7 @@
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
         <maven-war-plugin.version>3.2.0</maven-war-plugin.version>
-        <maven.compiler.version>3.7.0</maven.compiler.version>
         <maven-surefire-plugin.version>2.21.0</maven-surefire-plugin.version>
-        <jstl.version>1.2</jstl.version>
         <javax.servlet.jsp-api.version>2.3.2-b02</javax.servlet.jsp-api.version>
         <javax.servlet-api.version>4.0.0</javax.servlet-api.version>
         <hibernate-validator.version>6.0.10.Final</hibernate-validator.version>
@@ -177,7 +175,6 @@
         <jade.version>1.2.5</jade.version>
         <junit.platform.version>1.0.2</junit.platform.version>
         <rome.version>1.9.0</rome.version>
-        <jackson.version>2.9.7</jackson.version>
         <xstream.version>1.4.9</xstream.version>
         <scribejava.version>5.1.0</scribejava.version>
         <json.version>20180130</json.version>
diff --git a/spring-mvc-velocity/pom.xml b/spring-mvc-velocity/pom.xml
index 60ac8b9c2f..df19b67e8e 100644
--- a/spring-mvc-velocity/pom.xml
+++ b/spring-mvc-velocity/pom.xml
@@ -110,8 +110,6 @@
 
         <httpcore.version>4.4.5</httpcore.version>
         <httpclient.version>4.5.2</httpclient.version>
-
-        <javax.servlet-api.version>3.1.0</javax.servlet-api.version>
         <velocity.version>1.7</velocity.version>
         <velocity-tools.version>2.0</velocity-tools.version>
         <rest-assured.version>2.9.0</rest-assured.version>
diff --git a/spring-mvc-webflow/pom.xml b/spring-mvc-webflow/pom.xml
index e1a279a787..c8de990da0 100644
--- a/spring-mvc-webflow/pom.xml
+++ b/spring-mvc-webflow/pom.xml
@@ -90,9 +90,6 @@
         <!-- Spring Web Flow -->
         <spring.webflow>2.5.0.RELEASE</spring.webflow>
 
-        <javax.servlet-api.version>3.1.0</javax.servlet-api.version>
-        <jstl.version>1.2</jstl.version>
-
         <httpcore.version>4.4.5</httpcore.version>
         <httpclient.version>4.5.2</httpclient.version>
 
diff --git a/spring-security-cache-control/pom.xml b/spring-security-cache-control/pom.xml
index c630774849..e68f92d2ee 100644
--- a/spring-security-cache-control/pom.xml
+++ b/spring-security-cache-control/pom.xml
@@ -65,8 +65,4 @@
 
     </dependencies>
 
-    <properties>
-        <javax.servlet-api.version>3.1.0</javax.servlet-api.version>
-    </properties>
-
 </project>
\ No newline at end of file
diff --git a/spring-security-mvc-boot/pom.xml b/spring-security-mvc-boot/pom.xml
index 00d8f032c2..4c25dc01e8 100644
--- a/spring-security-mvc-boot/pom.xml
+++ b/spring-security-mvc-boot/pom.xml
@@ -234,10 +234,8 @@
        <!-- <start-class>org.baeldung.ssl.HttpsEnabledApplication</start-class> -->
 
         <taglibs-standard.version>1.1.2</taglibs-standard.version>
-        <jstl.version>1.2</jstl.version>
         <cargo-maven2-plugin.version>1.6.1</cargo-maven2-plugin.version>
         <ehcache-core.version>2.6.11</ehcache-core.version>
-        <java.version>1.8</java.version>
     </properties>
 
 </project>
diff --git a/spring-security-mvc-custom/pom.xml b/spring-security-mvc-custom/pom.xml
index 7c60a8e18a..4e932f3245 100644
--- a/spring-security-mvc-custom/pom.xml
+++ b/spring-security-mvc-custom/pom.xml
@@ -94,7 +94,7 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
-            <version>${javax.servlet.version}</version>
+            <version>${javax.servlet-api.version}</version>
             <scope>provided</scope>
         </dependency>
 
@@ -192,14 +192,9 @@
     </build>
 
     <properties>
-        <!-- various -->
-        <javax.servlet.version>3.1.0</javax.servlet.version>
-        <jstl.version>1.2</jstl.version>
-
         <!-- util -->
         <guava.version>19.0</guava.version>
         <commons-lang3.version>3.5</commons-lang3.version>
-        <jackson.version>2.9.7</jackson.version>
 
         <!-- Maven plugins -->
         <maven-war-plugin.version>2.6</maven-war-plugin.version>
diff --git a/spring-security-mvc-digest-auth/pom.xml b/spring-security-mvc-digest-auth/pom.xml
index 33b3b5ff31..cf1de1730d 100644
--- a/spring-security-mvc-digest-auth/pom.xml
+++ b/spring-security-mvc-digest-auth/pom.xml
@@ -94,7 +94,7 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
-            <version>${javax.servlet.version}</version>
+            <version>${javax.servlet-api.version}</version>
             <scope>provided</scope>
         </dependency>
 
@@ -194,10 +194,6 @@
         <!-- Spring -->
         <org.springframework.security.version>4.2.6.RELEASE</org.springframework.security.version>
 
-        <!-- various -->
-        <jstl.version>1.2</jstl.version>
-        <javax.servlet.version>3.1.0</javax.servlet.version>
-
         <!-- util -->
         <guava.version>19.0</guava.version>
         <commons-lang3.version>3.5</commons-lang3.version>
diff --git a/spring-security-mvc-login/pom.xml b/spring-security-mvc-login/pom.xml
index 048297bbd4..02ed0e36f2 100644
--- a/spring-security-mvc-login/pom.xml
+++ b/spring-security-mvc-login/pom.xml
@@ -94,7 +94,7 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
-            <version>${javax.servlet.version}</version>
+            <version>${javax.servlet-api.version}</version>
             <scope>provided</scope>
         </dependency>
 
@@ -174,16 +174,9 @@
     </build>
 
     <properties>
-        <!-- Spring -->
-
-        <!-- various -->
-        <javax.servlet.version>3.1.0</javax.servlet.version>
-        <jstl.version>1.2</jstl.version>
-
         <!-- Maven plugins -->
         <maven-war-plugin.version>2.6</maven-war-plugin.version>
         <cargo-maven2-plugin.version>1.6.1</cargo-maven2-plugin.version>
-
     </properties>
 
 </project>
\ No newline at end of file
diff --git a/spring-security-mvc-persisted-remember-me/pom.xml b/spring-security-mvc-persisted-remember-me/pom.xml
index d10565255d..5e987dcb77 100644
--- a/spring-security-mvc-persisted-remember-me/pom.xml
+++ b/spring-security-mvc-persisted-remember-me/pom.xml
@@ -198,7 +198,6 @@
         <org.springframework.security.version>4.2.6.RELEASE</org.springframework.security.version>
 
         <!-- persistence -->
-        <h2.version>1.4.193</h2.version>
         <postgresql.version>9.4.1212</postgresql.version>
 
         <!-- various -->
diff --git a/spring-security-mvc-session/pom.xml b/spring-security-mvc-session/pom.xml
index 03c75b99e2..c0e1527a24 100644
--- a/spring-security-mvc-session/pom.xml
+++ b/spring-security-mvc-session/pom.xml
@@ -94,7 +94,7 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
-            <version>${javax.servlet.version}</version>
+            <version>${javax.servlet-api.version}</version>
             <scope>provided</scope>
         </dependency>
 
@@ -171,8 +171,6 @@
 
         <!-- various -->
         <codahale.metrics.version>3.0.2</codahale.metrics.version>
-        <jstl.version>1.2</jstl.version>
-        <javax.servlet.version>3.1.0</javax.servlet.version>
 
         <!-- Maven plugins -->
         <maven-war-plugin.version>2.6</maven-war-plugin.version>
diff --git a/spring-security-mvc-socket/pom.xml b/spring-security-mvc-socket/pom.xml
index b83f10d9fe..f1d28355fd 100644
--- a/spring-security-mvc-socket/pom.xml
+++ b/spring-security-mvc-socket/pom.xml
@@ -188,7 +188,6 @@
         <spring-data-jpa.version>1.11.3.RELEASE</spring-data-jpa.version>
         <h2database.version>1.4.196</h2database.version>
         <logback-classic.version>1.2.3</logback-classic.version>
-        <jackson.version>2.9.7</jackson.version>
     </properties>
 
 </project>
\ No newline at end of file
diff --git a/spring-security-react/pom.xml b/spring-security-react/pom.xml
index eaf10791bc..c7b7c85be8 100644
--- a/spring-security-react/pom.xml
+++ b/spring-security-react/pom.xml
@@ -72,7 +72,7 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
-            <version>${javax.servlet.version}</version>
+            <version>${javax.servlet-api.version}</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
@@ -167,10 +167,6 @@
         <org.springframework.version>4.3.6.RELEASE</org.springframework.version>
         <org.springframework.security.version>4.2.1.RELEASE</org.springframework.security.version>
 
-        <!-- various -->
-        <javax.servlet.version>3.1.0</javax.servlet.version>
-        <jstl.version>1.2</jstl.version>
-
         <!-- util -->
         <guava.version>19.0</guava.version>
         <commons-lang3.version>3.5</commons-lang3.version>
diff --git a/spring-security-rest-basic-auth/pom.xml b/spring-security-rest-basic-auth/pom.xml
index 3c7f8eaa2b..8a90247386 100644
--- a/spring-security-rest-basic-auth/pom.xml
+++ b/spring-security-rest-basic-auth/pom.xml
@@ -142,7 +142,7 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
-            <version>${javax.servlet.version}</version>
+            <version>${javax.servlet-api.version}</version>
             <scope>provided</scope>
         </dependency>
 
@@ -275,10 +275,6 @@
         <httpcore.version>4.4.11</httpcore.version>
         <httpclient.version>4.5.8</httpclient.version>
 
-        <!-- various -->
-        <jstl.version>1.2</jstl.version>
-        <javax.servlet.version>3.1.0</javax.servlet.version>
-
         <!-- util -->
         <guava.version>19.0</guava.version>
 
diff --git a/spring-security-rest/pom.xml b/spring-security-rest/pom.xml
index b6039ce9d3..af38c1ffef 100644
--- a/spring-security-rest/pom.xml
+++ b/spring-security-rest/pom.xml
@@ -267,10 +267,7 @@
 
     <properties>
         <!-- various -->
-        <javax.servlet-api.version>3.1.0</javax.servlet-api.version>
         <javax.validation.version>1.1.0.Final</javax.validation.version>
-        <jstl.version>1.2</jstl.version>
-        <jackson.version>2.9.7</jackson.version>
 
         <!-- util -->
         <guava.version>26.0-jre</guava.version>
diff --git a/spring-session/spring-session-jdbc/pom.xml b/spring-session/spring-session-jdbc/pom.xml
index b46b549ce2..432715bc0e 100644
--- a/spring-session/spring-session-jdbc/pom.xml
+++ b/spring-session/spring-session-jdbc/pom.xml
@@ -48,8 +48,4 @@
         </plugins>
     </build>
 
-    <properties>
-        <h2.version>1.4.197</h2.version>
-    </properties>
-
 </project>
\ No newline at end of file
diff --git a/spring-static-resources/pom.xml b/spring-static-resources/pom.xml
index fc2b3336bc..f01e807919 100644
--- a/spring-static-resources/pom.xml
+++ b/spring-static-resources/pom.xml
@@ -199,14 +199,10 @@
         <org.aspectj-version>1.8.9</org.aspectj-version>
         <javax.servlet.jsp-api.version>2.3.2-b02</javax.servlet.jsp-api.version>
 
-        <!-- marshalling -->
-        <jackson.version>2.9.6</jackson.version>
-
         <!-- various 1.3.2 -->
         <hibernate-validator.version>6.0.10.Final</hibernate-validator.version>
         <handlebars.version>4.1.0</handlebars.version>
         <joda-time.version>2.10</joda-time.version>
-        <jstl.version>1.2</jstl.version>
         <javax.servlet-api.version>4.0.1</javax.servlet-api.version>
         <inject.version>1</inject.version>
 
diff --git a/spring-swagger-codegen/spring-swagger-codegen-api-client/pom.xml b/spring-swagger-codegen/spring-swagger-codegen-api-client/pom.xml
index 320745b6e5..cfbc90155c 100644
--- a/spring-swagger-codegen/spring-swagger-codegen-api-client/pom.xml
+++ b/spring-swagger-codegen/spring-swagger-codegen-api-client/pom.xml
@@ -158,27 +158,27 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-core</artifactId>
-            <version>${jackson-version}</version>
+            <version>${jackson.version}</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-annotations</artifactId>
-            <version>${jackson-version}</version>
+            <version>${jackson.version}</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>${jackson-version}</version>
+            <version>${jackson.version}</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.jaxrs</groupId>
             <artifactId>jackson-jaxrs-json-provider</artifactId>
-            <version>${jackson-version}</version>
+            <version>${jackson.version}</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.datatype</groupId>
             <artifactId>jackson-datatype-joda</artifactId>
-            <version>${jackson-version}</version>
+            <version>${jackson.version}</version>
         </dependency>
         <dependency>
             <groupId>joda-time</groupId>
@@ -190,7 +190,6 @@
     <properties>
         <swagger-annotations-version>1.5.15</swagger-annotations-version>
         <spring-web-version>4.3.9.RELEASE</spring-web-version>
-        <jackson-version>2.9.7</jackson-version>
         <jodatime-version>2.9.9</jodatime-version>
         <maven-jar-plugin.version>2.2</maven-jar-plugin.version>
         <maven-gpg-plugin.version>1.5</maven-gpg-plugin.version>
diff --git a/spring-userservice/pom.xml b/spring-userservice/pom.xml
index e562171103..e6e8553c80 100644
--- a/spring-userservice/pom.xml
+++ b/spring-userservice/pom.xml
@@ -176,7 +176,7 @@
         <dependency>
             <groupId>javax.servlet.jsp.jstl</groupId>
             <artifactId>jstl-api</artifactId>
-            <version>${jstl-api.version}</version>
+            <version>${jstl.version}</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
@@ -191,7 +191,7 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
-            <version>${javax.servlet.version}</version>
+            <version>${javax.servlet-api.version}</version>
         </dependency>
     </dependencies>
 
@@ -225,15 +225,12 @@
         <hibernate.version>5.2.10.Final</hibernate.version>
         <mysql-connector-java.version>5.1.40</mysql-connector-java.version>
         <spring-data-jpa.version>1.10.5.RELEASE</spring-data-jpa.version>
-        <h2.version>1.4.193</h2.version>
         <derby.version>10.13.1.1</derby.version>
 
         <!-- various -->
         <hibernate-validator.version>5.3.3.Final</hibernate-validator.version>
         <javax.el-api.version>2.2.5</javax.el-api.version>
         <taglibs-standard.version>1.1.2</taglibs-standard.version>
-        <jstl-api.version>1.2</jstl-api.version>
-        <javax.servlet.version>3.1.0</javax.servlet.version>
 
         <!-- util -->
         <guava.version>19.0</guava.version>
diff --git a/stripe/pom.xml b/stripe/pom.xml
index b0cb194bfe..86c6389f7f 100644
--- a/stripe/pom.xml
+++ b/stripe/pom.xml
@@ -40,7 +40,6 @@
     </dependencies>
     
     <properties>
-        <lombok.version>1.16.16</lombok.version>
         <stripe.version>4.2.0</stripe.version>
     </properties>
 
diff --git a/struts-2/pom.xml b/struts-2/pom.xml
index 7f0fba727d..7de688ff2c 100644
--- a/struts-2/pom.xml
+++ b/struts-2/pom.xml
@@ -33,7 +33,7 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
-            <version>${servlet.version}</version>
+            <version>${javax.servlet-api.version}</version>
         </dependency>
         <dependency>
             <groupId>org.springframework</groupId>
@@ -69,7 +69,6 @@
     <properties>
         <struts2.version>2.5.5</struts2.version>
         <struts2-convention-plugin.version>2.5.8</struts2-convention-plugin.version>
-        <servlet.version>3.0.1</servlet.version>
         <spring.version>4.3.6.RELEASE</spring.version>
         <maven-war-plugin.version>3.0.0</maven-war-plugin.version>
     </properties>
diff --git a/tensorflow-java/pom.xml b/tensorflow-java/pom.xml
index f52cd4a68f..f9abde737c 100644
--- a/tensorflow-java/pom.xml
+++ b/tensorflow-java/pom.xml
@@ -45,7 +45,6 @@
 	</build>
 
 	<properties>
-		<java.version>1.8</java.version>
 		<tensorflow.version>1.12.0</tensorflow.version>
 		<junit.jupiter.version>5.4.0</junit.jupiter.version>
 	</properties>
diff --git a/testing-modules/junit-5/pom.xml b/testing-modules/junit-5/pom.xml
index 1d1b0bc574..f27630a76d 100644
--- a/testing-modules/junit-5/pom.xml
+++ b/testing-modules/junit-5/pom.xml
@@ -128,7 +128,6 @@
         <junit.platform.version>1.4.2</junit.platform.version>
         <junit.vintage.version>5.4.2</junit.vintage.version>
         <log4j2.version>2.8.2</log4j2.version>
-        <h2.version>1.4.196</h2.version>
         <powermock.version>2.0.0-RC.1</powermock.version>
         <maven-surefire-plugin.version>2.21.0</maven-surefire-plugin.version>
         <exec-maven-plugin.version>1.6.0</exec-maven-plugin.version>
diff --git a/testing-modules/rest-assured/pom.xml b/testing-modules/rest-assured/pom.xml
index c528a34e21..4ed10f0641 100644
--- a/testing-modules/rest-assured/pom.xml
+++ b/testing-modules/rest-assured/pom.xml
@@ -197,8 +197,6 @@
         <jackson.version>2.9.7</jackson.version>
         <jackson-coreutils.version>1.8</jackson-coreutils.version>
         <guava.version>19.0</guava.version>
-
-        <javax.servlet-api.version>3.1.0</javax.servlet-api.version>
         <servlet-api.version>2.5</servlet-api.version>
         <javax.mail.version>1.4.7</javax.mail.version>
         <jetty.version>9.4.0.v20161208</jetty.version>
diff --git a/testing-modules/rest-testing/pom.xml b/testing-modules/rest-testing/pom.xml
index c3a9477a47..6dad3be117 100644
--- a/testing-modules/rest-testing/pom.xml
+++ b/testing-modules/rest-testing/pom.xml
@@ -149,9 +149,6 @@
     </build>
 
     <properties>
-        <!-- marshalling -->
-        <jackson.version>2.9.7</jackson.version>
-
         <!-- util -->
         <guava.version>19.0</guava.version>
         <commons-lang3.version>3.5</commons-lang3.version>
diff --git a/testing-modules/test-containers/pom.xml b/testing-modules/test-containers/pom.xml
index 1f4c483988..7ee002ea8b 100644
--- a/testing-modules/test-containers/pom.xml
+++ b/testing-modules/test-containers/pom.xml
@@ -103,7 +103,6 @@
         <junit.platform.version>1.0.1</junit.platform.version>
         <junit.vintage.version>4.12.1</junit.vintage.version>
         <log4j2.version>2.8.2</log4j2.version>
-        <h2.version>1.4.196</h2.version>
         <mockito.version>2.21.0</mockito.version>
         <spring.version>5.0.1.RELEASE</spring.version>
         <testcontainers.version>1.7.2</testcontainers.version>
diff --git a/vaadin/pom.xml b/vaadin/pom.xml
index ec69e240e2..648343fcd8 100644
--- a/vaadin/pom.xml
+++ b/vaadin/pom.xml
@@ -155,7 +155,6 @@
     </profiles>
 
     <properties>
-        <servlet.version>3.0.1</servlet.version>
         <vaadin.version>10.0.11</vaadin.version>
         <vaadin.plugin.version>10.0.11</vaadin.plugin.version>
         <vaadin-spring-boot-starter.version>10.0.11</vaadin-spring-boot-starter.version>
diff --git a/vavr/pom.xml b/vavr/pom.xml
index ae495e9830..a2c6e29cde 100644
--- a/vavr/pom.xml
+++ b/vavr/pom.xml
@@ -41,7 +41,6 @@
     </dependencies>
 
     <properties>
-        <java.version>1.8</java.version>
         <vavr.version>0.9.1</vavr.version>
         <awaitility.version>3.0.0</awaitility.version>
     </properties>
diff --git a/video-tutorials/jackson-annotations/pom.xml b/video-tutorials/jackson-annotations/pom.xml
index b0e1c7e8d9..2492951d1a 100644
--- a/video-tutorials/jackson-annotations/pom.xml
+++ b/video-tutorials/jackson-annotations/pom.xml
@@ -136,10 +136,6 @@
     </build>
 
     <properties>
-
-        <!-- marshalling -->
-        <jackson.version>2.9.7</jackson.version>
-
         <!-- various -->
         <joda-time.version>2.9.6</joda-time.version>
         <gson.version>2.8.0</gson.version>
diff --git a/vraptor/pom.xml b/vraptor/pom.xml
index 214a44cede..3904eb8c63 100644
--- a/vraptor/pom.xml
+++ b/vraptor/pom.xml
@@ -67,7 +67,7 @@
         <dependency>
             <groupId>javax.servlet</groupId>
             <artifactId>javax.servlet-api</artifactId>
-            <version>${servlet.version}</version>
+            <version>${javax.servlet-api.version}</version>
             <scope>provided</scope>
         </dependency>
 
@@ -129,8 +129,6 @@
         <weld.version>2.1.2.Final</weld.version>
         <el.version>2.2</el.version>
         <hibernate-validator.version>5.1.1.Final</hibernate-validator.version>
-        <jstl.version>1.2</jstl.version>
-        <servlet.version>3.1.0</servlet.version>
         <slf4j-log4j12.version>1.7.5</slf4j-log4j12.version>
         <vraptor-freemarker.version>4.1.0-RC3</vraptor-freemarker.version>
         <vraptor-hibernate.version>4.0.4</vraptor-hibernate.version>