diff --git a/demo/pom.xml b/demo/pom.xml
index 0874a5b..a38ea52 100644
--- a/demo/pom.xml
+++ b/demo/pom.xml
@@ -3,9 +3,13 @@
          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">
 
-    <groupId>nl.sanderhautvast</groupId>
+    <parent>
+        <groupId>nl.sanderhautvast</groupId>
+        <artifactId>contiguous-pom</artifactId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+
     <artifactId>contiguous-demo</artifactId>
-    <version>1.1</version>
 
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/jackson/pom.xml b/jackson/pom.xml
index 5cd7717..e898240 100644
--- a/jackson/pom.xml
+++ b/jackson/pom.xml
@@ -3,9 +3,14 @@
          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">
 
-    <groupId>nl.sanderhautvast</groupId>
+    <parent>
+        <groupId>nl.sanderhautvast</groupId>
+        <artifactId>contiguous-pom</artifactId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+
     <artifactId>contiguous-jackson</artifactId>
-    <version>1.1</version>
+
     <description>Using Jackson to convert Contiguous data to JSON</description>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/jdbc/pom.xml b/jdbc/pom.xml
index c0efdd4..c78116e 100644
--- a/jdbc/pom.xml
+++ b/jdbc/pom.xml
@@ -3,9 +3,14 @@
          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">
 
-    <groupId>nl.sanderhautvast</groupId>
+    <parent>
+        <groupId>nl.sanderhautvast</groupId>
+        <artifactId>contiguous-pom</artifactId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+
     <artifactId>contiguous-jdbc</artifactId>
-    <version>1.0-SNAPSHOT</version>
+
     <description>JDBC functions for Contiguous data</description>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/jdbc/src/main/java/nl/sanderhautvast/contiguous/JdbcResults.java b/jdbc/src/main/java/nl/sanderhautvast/contiguous/JdbcResults.java
index 0c22613..77e2888 100644
--- a/jdbc/src/main/java/nl/sanderhautvast/contiguous/JdbcResults.java
+++ b/jdbc/src/main/java/nl/sanderhautvast/contiguous/JdbcResults.java
@@ -28,6 +28,9 @@ public class JdbcResults {
     /**
      * Adds the data to an existing CList.
      *
+     * The fieldNameMapper Function does not have to map for column names that do match. So only non-equal
+     * names have to be mapped.
+     *
      * @param result          the JDBC ResultSet
      * @param list            The list to add to
      * @param fieldNameMapper maps the name from the element type property to the actual database column name
@@ -72,7 +75,10 @@ public class JdbcResults {
 
     /**
      * Same as addAll, but creates a new CList.
-     *
+     * <p>
+     * The fieldNameMapper Function does not have to map for column names that do match. So only non-equal
+     * names have to be mapped.
+     * <p>
      * @param result          The CList
      * @param elementType     the desired Object type
      * @param fieldNameMapper maps the name from the element type property to the actual database column name
diff --git a/lib/pom.xml b/lib/pom.xml
index 53749de..1fc0c7c 100644
--- a/lib/pom.xml
+++ b/lib/pom.xml
@@ -4,10 +4,15 @@
          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>
 
-    <groupId>nl.sanderhautvast</groupId>
+    <parent>
+        <groupId>nl.sanderhautvast</groupId>
+        <artifactId>contiguous-pom</artifactId>
+        <version>1.0-SNAPSHOT</version>
+    </parent>
+
     <artifactId>contiguous</artifactId>
+
     <description>Datastructures with contiguous storage. Core library with no external dependencies</description>
-    <version>1.0-SNAPSHOT</version>
     <packaging>jar</packaging>
 
     <properties>
diff --git a/pom.xml b/pom.xml
index 321e5f0..71163fa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,8 @@
     <groupId>nl.sanderhautvast</groupId>
     <artifactId>contiguous-pom</artifactId>
     <packaging>pom</packaging>
-    <version>1.1</version>
+    <version>1.0-SNAPSHOT</version>
+
     <modules>
         <module>lib</module>
         <module>demo</module>