diff --git a/pmd-apex-jorje/pom.xml b/pmd-apex-jorje/pom.xml
index b7e3c7f746..e4db1c5e79 100644
--- a/pmd-apex-jorje/pom.xml
+++ b/pmd-apex-jorje/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>net.sourceforge.pmd</groupId>
     <artifactId>pmd</artifactId>
-    <version>6.9.0</version>
+    <version>6.10.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git a/pmd-apex/pom.xml b/pmd-apex/pom.xml
index 866fcfcd4d..33fa5a9ee4 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>6.9.0</version>
+    <version>6.10.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git a/pmd-core/pom.xml b/pmd-core/pom.xml
index 97669ed193..60d278817a 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-cpp/pom.xml b/pmd-cpp/pom.xml
index 51e94efc38..178aa43ae4 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-cs/pom.xml b/pmd-cs/pom.xml
index cc4794e9b9..b4b5306ec8 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-dist/pom.xml b/pmd-dist/pom.xml
index d5d57f5377..7aa2c57082 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-doc/pom.xml b/pmd-doc/pom.xml
index 507f552ddb..a147471791 100644
--- a/pmd-doc/pom.xml
+++ b/pmd-doc/pom.xml
@@ -8,7 +8,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-fortran/pom.xml b/pmd-fortran/pom.xml
index 0c422a5d1f..7bb53ef1f5 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-go/pom.xml b/pmd-go/pom.xml
index 37fe6e531c..b75d778455 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-groovy/pom.xml b/pmd-groovy/pom.xml
index e80489f505..fd5c4e8cb1 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-java/pom.xml b/pmd-java/pom.xml
index 4a76df82d7..1e611b09a7 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-java8/pom.xml b/pmd-java8/pom.xml
index 18f55fded0..521025f38b 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-javascript/pom.xml b/pmd-javascript/pom.xml
index 98aac53339..c1683664bc 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-jsp/pom.xml b/pmd-jsp/pom.xml
index 641b811008..64c8686356 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-matlab/pom.xml b/pmd-matlab/pom.xml
index 0ee2c2a169..a678e02035 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-objectivec/pom.xml b/pmd-objectivec/pom.xml
index 41cba17403..9b9fe4da2c 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-perl/pom.xml b/pmd-perl/pom.xml
index 7fe1781037..b3d51fa72c 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-php/pom.xml b/pmd-php/pom.xml
index 9096cc2755..d230828626 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-plsql/pom.xml b/pmd-plsql/pom.xml
index b5ed2a2cb1..c8dfef23f2 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-python/pom.xml b/pmd-python/pom.xml
index 1e76fb56a2..2dde0dcd33 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-ruby/pom.xml b/pmd-ruby/pom.xml
index 7ced1dbda5..9e69c0f360 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <dependencies>
diff --git a/pmd-scala/pom.xml b/pmd-scala/pom.xml
index 43861ff75e..12e72dacf9 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-swift/pom.xml b/pmd-swift/pom.xml
index 514ba6cf60..a338179d32 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-test/pom.xml b/pmd-test/pom.xml
index 598fbcfd88..a24d257d40 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <dependencies>
diff --git a/pmd-ui/pom.xml b/pmd-ui/pom.xml
index d72d26efc4..77843bb713 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-visualforce/pom.xml b/pmd-visualforce/pom.xml
index d4f47fd4f9..d0bdcc7ea5 100644
--- a/pmd-visualforce/pom.xml
+++ b/pmd-visualforce/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>net.sourceforge.pmd</groupId>
         <artifactId>pmd</artifactId>
-        <version>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-vm/pom.xml b/pmd-vm/pom.xml
index 239e23638b..278df82e3f 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-xml/pom.xml b/pmd-xml/pom.xml
index c286d72ac2..eb67f4e58c 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>6.9.0</version>
+        <version>6.10.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pom.xml b/pom.xml
index cc1caf9a86..cc49561896 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>6.9.0</version>
+    <version>6.10.0-SNAPSHOT</version>
     <packaging>pom</packaging>
     <name>PMD</name>
 
@@ -234,7 +234,7 @@ Additionally it includes CPD, the copy-paste-detector. CPD finds duplicated code
         <connection>scm:git:git://github.com/pmd/pmd.git</connection>
         <developerConnection>scm:git:ssh://git@github.com/pmd/pmd.git</developerConnection>
         <url>https://github.com/pmd/pmd</url>
-        <tag>pmd_releases/6.9.0</tag>
+        <tag>pmd_releases/6.5.0</tag>
     </scm>
     <distributionManagement>
         <snapshotRepository>