diff --git a/apache-kafka-2/pom.xml b/apache-kafka-2/pom.xml
index cd21a60e14..dedd5df602 100644
--- a/apache-kafka-2/pom.xml
+++ b/apache-kafka-2/pom.xml
@@ -55,7 +55,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>${jackson.databind.version} </version>
+            <version>${jackson.databind.version}</version>
         </dependency>
     </dependencies>
 
diff --git a/aws-modules/aws-dynamodb/pom.xml b/aws-modules/aws-dynamodb/pom.xml
index adce036733..155d48c240 100644
--- a/aws-modules/aws-dynamodb/pom.xml
+++ b/aws-modules/aws-dynamodb/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <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">
+    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>
     <artifactId>aws-dynamodb</artifactId>
     <version>0.1.0-SNAPSHOT</version>
diff --git a/aws-modules/pom.xml b/aws-modules/pom.xml
index 06cea2f260..ce27a4f2e0 100644
--- a/aws-modules/pom.xml
+++ b/aws-modules/pom.xml
@@ -5,6 +5,13 @@
     <modelVersion>4.0.0</modelVersion>
     <artifactId>aws-modules</artifactId>
     <name>aws-modules</name>
+
+    <parent>
+        <groupId>com.baeldung</groupId>
+        <artifactId>parent-modules</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
+    </parent>
+
     <dependencies>
         <dependency>
             <groupId>com.amazonaws</groupId>
@@ -15,12 +22,6 @@
     </dependencies>
     <packaging>pom</packaging>
 
-    <parent>
-        <groupId>com.baeldung</groupId>
-        <artifactId>parent-modules</artifactId>
-        <version>1.0.0-SNAPSHOT</version>
-    </parent>
-
     <modules>
         <module>aws-app-sync</module>
         <module>aws-dynamodb</module>
diff --git a/core-java-modules/core-java-20/pom.xml b/core-java-modules/core-java-20/pom.xml
index ad0a956b80..68c6ca4c93 100644
--- a/core-java-modules/core-java-20/pom.xml
+++ b/core-java-modules/core-java-20/pom.xml
@@ -3,19 +3,34 @@
     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>
+    <artifactId>core-java-20</artifactId>
+
     <parent>
         <groupId>com.baeldung.core-java-modules</groupId>
         <artifactId>core-java-modules</artifactId>
         <version>0.0.1-SNAPSHOT</version>
     </parent>
 
-    <artifactId>core-java-20</artifactId>
-
-    <properties>
-        <maven.compiler.source>20</maven.compiler.source>
-        <maven.compiler.target>20</maven.compiler.target>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>jakarta.servlet</groupId>
+            <artifactId>jakarta.servlet-api</artifactId>
+            <version>6.0.0</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.assertj</groupId>
+            <artifactId>assertj-core</artifactId>
+            <version>3.24.2</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-junit-jupiter</artifactId>
+            <version>5.2.0</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
 
     <build>
         <plugins>
@@ -41,25 +56,10 @@
         </plugins>
     </build>
 
-    <dependencies>
-        <dependency>
-            <groupId>jakarta.servlet</groupId>
-            <artifactId>jakarta.servlet-api</artifactId>
-            <version>6.0.0</version>
-            <scope>provided</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.assertj</groupId>
-            <artifactId>assertj-core</artifactId>
-            <version>3.24.2</version>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.mockito</groupId>
-            <artifactId>mockito-junit-jupiter</artifactId>
-            <version>5.2.0</version>
-            <scope>test</scope>
-        </dependency>
-    </dependencies>
+    <properties>
+        <maven.compiler.source>20</maven.compiler.source>
+        <maven.compiler.target>20</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
 
 </project>
\ No newline at end of file
diff --git a/core-java-modules/core-java-arrays-operations-advanced/pom.xml b/core-java-modules/core-java-arrays-operations-advanced/pom.xml
index 52787cc0c9..265577f75e 100644
--- a/core-java-modules/core-java-arrays-operations-advanced/pom.xml
+++ b/core-java-modules/core-java-arrays-operations-advanced/pom.xml
@@ -57,7 +57,7 @@
             </plugin>
         </plugins>
     </build>
-    
+
     <properties>
         <maven.compiler.release>11</maven.compiler.release>
     </properties>
diff --git a/core-java-modules/core-java-collections-maps-6/pom.xml b/core-java-modules/core-java-collections-maps-6/pom.xml
index eec59616e7..a0cdc07644 100644
--- a/core-java-modules/core-java-collections-maps-6/pom.xml
+++ b/core-java-modules/core-java-collections-maps-6/pom.xml
@@ -13,9 +13,6 @@
         <version>0.0.1-SNAPSHOT</version>
     </parent>
 
-    <properties>
-        <spring.version>5.2.5.RELEASE</spring.version>
-    </properties>
     <dependencies>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
@@ -51,4 +48,8 @@
         </dependency>
     </dependencies>
 
+    <properties>
+        <spring.version>5.2.5.RELEASE</spring.version>
+    </properties>
+
 </project>
\ No newline at end of file
diff --git a/core-java-modules/core-java-collections-maps-7/pom.xml b/core-java-modules/core-java-collections-maps-7/pom.xml
index 2d08c0a438..bd355bea1e 100644
--- a/core-java-modules/core-java-collections-maps-7/pom.xml
+++ b/core-java-modules/core-java-collections-maps-7/pom.xml
@@ -1,15 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <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">
+    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>
     <artifactId>core-java-collections-maps-7</artifactId>
     <name>core-java-collections-maps-7</name>
     <packaging>jar</packaging>
-    <properties>
-        <gson.version>2.10.1</gson.version>
-        <csv.version>1.5</csv.version>
-    </properties>
 
     <parent>
         <artifactId>core-java-modules</artifactId>
@@ -63,4 +59,10 @@
             </plugin>
         </plugins>
     </build>
+
+    <properties>
+        <gson.version>2.10.1</gson.version>
+        <csv.version>1.5</csv.version>
+    </properties>
+
 </project>
diff --git a/core-java-modules/core-java-reflection-3/pom.xml b/core-java-modules/core-java-reflection-3/pom.xml
index fa5fe897e0..e60652f1f2 100644
--- a/core-java-modules/core-java-reflection-3/pom.xml
+++ b/core-java-modules/core-java-reflection-3/pom.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <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">
+    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>
     <artifactId>core-java-reflection-3</artifactId>
     <name>core-java-reflection-3</name>
diff --git a/core-java-modules/core-java-string-operations-2/pom.xml b/core-java-modules/core-java-string-operations-2/pom.xml
index 27071e5427..76f21aa726 100644
--- a/core-java-modules/core-java-string-operations-2/pom.xml
+++ b/core-java-modules/core-java-string-operations-2/pom.xml
@@ -44,10 +44,10 @@
             <artifactId>commons-codec</artifactId>
             <version>${commons-codec.version}</version>
         </dependency>
-        <dependency> 
-            <groupId>org.springframework</groupId> 
-            <artifactId>spring-core</artifactId> 
-            <version>${spring-core.version}</version> 
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>spring-core</artifactId>
+            <version>${spring-core.version}</version>
         </dependency>
     </dependencies>