diff --git a/spring-boot-property-exp/pom.xml b/spring-boot-property-exp/pom.xml
index 0c54d57db1..1a1e31385e 100644
--- a/spring-boot-property-exp/pom.xml
+++ b/spring-boot-property-exp/pom.xml
@@ -1,6 +1,11 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <name>spring-boot-property-exp</name>
+
+    <groupId>com.baeldung</groupId>
+    <artifactId>spring-boot-property-exp</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <packaging>pom</packaging>
 
     <parent>
         <artifactId>parent-modules</artifactId>
@@ -8,17 +13,6 @@
         <version>1.0.0-SNAPSHOT</version>
     </parent>
 
-    <modelVersion>4.0.0</modelVersion>
-
-    <groupId>com.baeldung</groupId>
-    <artifactId>spring-boot-property-exp</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
-
-    <packaging>pom</packaging>
-
-    <name>spring-boot-property-exp</name>
-    <url>http://maven.apache.org</url>
-
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
@@ -28,5 +22,4 @@
         <module>property-exp-custom-config</module>
     </modules>
 
-
 </project>
diff --git a/spring-boot-property-exp/property-exp-custom-config/pom.xml b/spring-boot-property-exp/property-exp-custom-config/pom.xml
index 7822b31cf2..019e2362a1 100644
--- a/spring-boot-property-exp/property-exp-custom-config/pom.xml
+++ b/spring-boot-property-exp/property-exp-custom-config/pom.xml
@@ -1,32 +1,26 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-    <parent>
-        <artifactId>spring-boot-property-exp</artifactId>
-        <groupId>com.baeldung</groupId>
-        <version>0.0.1-SNAPSHOT</version>
-    </parent>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
+    <name>property-exp-custom</name>
 
     <groupId>com.baeldung</groupId>
     <artifactId>property-exp-custom-config</artifactId>
     <version>0.0.1-SNAPSHOT</version>
     <packaging>jar</packaging>
 
-    <name>property-exp-custom</name>
-    <url>http://maven.apache.org</url>
-
-    <properties>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <custom.property>Custom Property Value</custom.property>
-    </properties>
+    <parent>
+        <artifactId>spring-boot-property-exp</artifactId>
+        <groupId>com.baeldung</groupId>
+        <version>0.0.1-SNAPSHOT</version>
+    </parent>
 
     <dependencies>
+
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter</artifactId>
-            <version>1.5.4.RELEASE</version>
+            <version>1.5.10.RELEASE</version>
         </dependency>
+
     </dependencies>
 
     <build>
@@ -73,5 +67,9 @@
         </plugins>
     </build>
 
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <custom.property>Custom Property Value</custom.property>
+    </properties>
 
 </project>
diff --git a/spring-boot-property-exp/property-exp-default-config/pom.xml b/spring-boot-property-exp/property-exp-default-config/pom.xml
index 0625916d32..5dc47d287d 100644
--- a/spring-boot-property-exp/property-exp-default-config/pom.xml
+++ b/spring-boot-property-exp/property-exp-default-config/pom.xml
@@ -1,27 +1,17 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-
-    <parent>
-        <groupId>org.springframework.boot</groupId>
-        <artifactId>spring-boot-starter-parent</artifactId>
-        <version>1.5.4.RELEASE</version>
-    </parent>
-
+    <name>property-exp-default</name>
+    
     <groupId>com.baeldung</groupId>
     <artifactId>property-exp-default-config</artifactId>
     <version>0.0.1-SNAPSHOT</version>
     <packaging>jar</packaging>
 
-    <name>property-exp-default</name>
-    <url>http://maven.apache.org</url>
-
-    <properties>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <custom.property>Custom Property Value</custom.property>
-    </properties>
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>1.5.10.RELEASE</version>
+    </parent>
 
     <dependencies>
         <dependency>
@@ -42,4 +32,9 @@
         </plugins>
     </build>
 
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <custom.property>Custom Property Value</custom.property>
+    </properties>
+
 </project>
diff --git a/vavr/pom.xml b/vavr/pom.xml
index 712d87054c..28747af3ee 100644
--- a/vavr/pom.xml
+++ b/vavr/pom.xml
@@ -9,7 +9,7 @@
         <artifactId>parent-boot-5</artifactId>
         <groupId>com.baeldung</groupId>
         <version>0.0.1-SNAPSHOT</version>
-        <relativePath>../../parent-boot-5</relativePath>
+        <relativePath>../parent-boot-5</relativePath>
     </parent>
 
     <dependencies>