diff --git a/pmd-apex/pom.xml b/pmd-apex/pom.xml
index f58a0121d8..fd3f074b9a 100644
--- a/pmd-apex/pom.xml
+++ b/pmd-apex/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<groupId>net.sourceforge.pmd</groupId>
 		<artifactId>pmd</artifactId>
-		<version>5.5.3-SNAPSHOT</version>
+		<version>5.6.0-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/pmd-core/pom.xml b/pmd-core/pom.xml
index 28a57535c6..61e23578d7 100644
--- a/pmd-core/pom.xml
+++ b/pmd-core/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-cpp/pom.xml b/pmd-cpp/pom.xml
index b1a725dac3..b7705c3e99 100644
--- a/pmd-cpp/pom.xml
+++ b/pmd-cpp/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-cs/pom.xml b/pmd-cs/pom.xml
index 7f873b9f3a..72c6d46fbc 100644
--- a/pmd-cs/pom.xml
+++ b/pmd-cs/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-dist/pom.xml b/pmd-dist/pom.xml
index 04db9cd903..101e891910 100644
--- a/pmd-dist/pom.xml
+++ b/pmd-dist/pom.xml
@@ -8,7 +8,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-fortran/pom.xml b/pmd-fortran/pom.xml
index 720f2f0fce..2fa1d33ac8 100644
--- a/pmd-fortran/pom.xml
+++ b/pmd-fortran/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-go/pom.xml b/pmd-go/pom.xml
index 492f557cd0..6c5453a500 100644
--- a/pmd-go/pom.xml
+++ b/pmd-go/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-groovy/pom.xml b/pmd-groovy/pom.xml
index 0e4d46d074..3658b29135 100644
--- a/pmd-groovy/pom.xml
+++ b/pmd-groovy/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-java/pom.xml b/pmd-java/pom.xml
index ea87c60d4c..69ee8fbe47 100644
--- a/pmd-java/pom.xml
+++ b/pmd-java/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-java8/pom.xml b/pmd-java8/pom.xml
index 135dfc111f..efd046d372 100644
--- a/pmd-java8/pom.xml
+++ b/pmd-java8/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-javascript/pom.xml b/pmd-javascript/pom.xml
index b30f34b0e1..f607a97320 100644
--- a/pmd-javascript/pom.xml
+++ b/pmd-javascript/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-jsp/pom.xml b/pmd-jsp/pom.xml
index 8c0d57ab47..05384255fd 100644
--- a/pmd-jsp/pom.xml
+++ b/pmd-jsp/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-matlab/pom.xml b/pmd-matlab/pom.xml
index 3ecd402fb6..abe2482e8d 100644
--- a/pmd-matlab/pom.xml
+++ b/pmd-matlab/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-objectivec/pom.xml b/pmd-objectivec/pom.xml
index caade0e42b..eeddbe57bb 100644
--- a/pmd-objectivec/pom.xml
+++ b/pmd-objectivec/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-perl/pom.xml b/pmd-perl/pom.xml
index c444cf7e6a..f41662979f 100644
--- a/pmd-perl/pom.xml
+++ b/pmd-perl/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-php/pom.xml b/pmd-php/pom.xml
index e77e7f6205..14efd87094 100644
--- a/pmd-php/pom.xml
+++ b/pmd-php/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-plsql/pom.xml b/pmd-plsql/pom.xml
index eca6116835..cbb32f5a30 100644
--- a/pmd-plsql/pom.xml
+++ b/pmd-plsql/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-python/pom.xml b/pmd-python/pom.xml
index 3df5acb7d9..19e29c612f 100644
--- a/pmd-python/pom.xml
+++ b/pmd-python/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-ruby/pom.xml b/pmd-ruby/pom.xml
index 7195fdbe18..2d4b488c5a 100644
--- a/pmd-ruby/pom.xml
+++ b/pmd-ruby/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-scala/pom.xml b/pmd-scala/pom.xml
index 0e706a2488..5d19352923 100644
--- a/pmd-scala/pom.xml
+++ b/pmd-scala/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-swift/pom.xml b/pmd-swift/pom.xml
index 42e1889749..86bc22ec7c 100644
--- a/pmd-swift/pom.xml
+++ b/pmd-swift/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-test/pom.xml b/pmd-test/pom.xml
index 9a37caf5d3..5be06af8cd 100644
--- a/pmd-test/pom.xml
+++ b/pmd-test/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-ui/pom.xml b/pmd-ui/pom.xml
index 69d8d8f839..de9ad5200f 100644
--- a/pmd-ui/pom.xml
+++ b/pmd-ui/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-vm/pom.xml b/pmd-vm/pom.xml
index b664e99434..ed4d61f881 100644
--- a/pmd-vm/pom.xml
+++ b/pmd-vm/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-xml/pom.xml b/pmd-xml/pom.xml
index 2210303e25..fc65a6f6e6 100644
--- a/pmd-xml/pom.xml
+++ b/pmd-xml/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>5.5.3-SNAPSHOT</version>
+        <version>5.6.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pom.xml b/pom.xml
index a0cfbb32f3..aa8c3218f0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>net.sourceforge.pmd</groupId>
     <artifactId>pmd</artifactId>
-    <version>5.5.3-SNAPSHOT</version>
+    <version>5.6.0-SNAPSHOT</version>
     <packaging>pom</packaging>
     <name>PMD</name>