diff --git a/apache-tapestry/pom.xml b/apache-tapestry/pom.xml
index 7a4c2b53b5..201b807d9f 100644
--- a/apache-tapestry/pom.xml
+++ b/apache-tapestry/pom.xml
@@ -3,12 +3,17 @@
     xmlns="http://maven.apache.org/POM/4.0.0"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung</groupId>
     <artifactId>apache-tapestry</artifactId>
     <version>0.0.1-SNAPSHOT</version>
     <name>apache-tapestry</name>
     <packaging>war</packaging>
 
+    <parent>
+        <groupId>com.baeldung</groupId>
+        <artifactId>parent-modules</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
+    </parent>
+
     <dependencies>
         <!-- To set up an application with a database, change the artifactId below to tapestry-hibernate, 
             and add a dependency on your JDBC driver. You'll also need to add Hibernate configuration files, such 
diff --git a/aws-modules/aws-lambda/shipping-tracker/ShippingFunction/pom.xml b/aws-modules/aws-lambda/shipping-tracker/ShippingFunction/pom.xml
index 51e9cb9bd3..c36c81375d 100644
--- a/aws-modules/aws-lambda/shipping-tracker/ShippingFunction/pom.xml
+++ b/aws-modules/aws-lambda/shipping-tracker/ShippingFunction/pom.xml
@@ -8,6 +8,13 @@
     <name>ShippingFunction</name>
     <packaging>jar</packaging>
 
+    <parent>
+        <groupId>com.baeldung</groupId>
+        <artifactId>aws-lambda</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
+        <relativePath>../../</relativePath>
+    </parent>
+
     <dependencies>
         <dependency>
             <groupId>com.amazonaws</groupId>
diff --git a/libraries-primitive/pom.xml b/libraries-primitive/pom.xml
index ed4982d91c..7d12e9a436 100644
--- a/libraries-primitive/pom.xml
+++ b/libraries-primitive/pom.xml
@@ -8,6 +8,12 @@
     <version>1.0-SNAPSHOT</version>
     <name>libraries-primitive</name>
 
+    <parent>
+        <groupId>com.baeldung</groupId>
+        <artifactId>parent-modules</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
+    </parent>
+
     <dependencies>
         <!-- https://mvnrepository.com/artifact/it.unimi.dsi/fastutil -->
         <dependency>