diff --git a/pmd-apex-jorje/pom.xml b/pmd-apex-jorje/pom.xml
index 155c12f379..72f01c4163 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>6.4.0</version>
+    <version>6.5.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git a/pmd-apex/pom.xml b/pmd-apex/pom.xml
index fd95470634..473bfcf45c 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>6.4.0</version>
+    <version>6.5.0-SNAPSHOT</version>
   </parent>
 
   <properties>
diff --git a/pmd-core/pom.xml b/pmd-core/pom.xml
index b010416ad9..a3ebcabd59 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-cpp/pom.xml b/pmd-cpp/pom.xml
index 288267b9e7..5f11172e24 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-cs/pom.xml b/pmd-cs/pom.xml
index 2aba433a75..55f9fbaa9f 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-dist/pom.xml b/pmd-dist/pom.xml
index 62c7fe7ef9..f2173be168 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-doc/pom.xml b/pmd-doc/pom.xml
index c4bf936cad..02f008a1a8 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-fortran/pom.xml b/pmd-fortran/pom.xml
index c147d8e676..984b3e06f3 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-go/pom.xml b/pmd-go/pom.xml
index a8d77aa835..9f2c516adc 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-groovy/pom.xml b/pmd-groovy/pom.xml
index 20190411d6..5aee548f38 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-java/pom.xml b/pmd-java/pom.xml
index ace265bb88..f81e45e1ea 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-java8/pom.xml b/pmd-java8/pom.xml
index fd2a3f8a88..d4c1005c64 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-javascript/pom.xml b/pmd-javascript/pom.xml
index 5a5dc85fcc..84f399df59 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-jsp/pom.xml b/pmd-jsp/pom.xml
index 8aeb518f0b..f473dd4d0c 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-matlab/pom.xml b/pmd-matlab/pom.xml
index 89534f3de6..757764cc53 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-objectivec/pom.xml b/pmd-objectivec/pom.xml
index 90399611d6..0264314bf0 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-perl/pom.xml b/pmd-perl/pom.xml
index fca32b867e..116db247b1 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-php/pom.xml b/pmd-php/pom.xml
index 9e707547e1..e041942837 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-plsql/pom.xml b/pmd-plsql/pom.xml
index 6dab3d4a5a..1eb481e094 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-python/pom.xml b/pmd-python/pom.xml
index 22ca53671b..953055093d 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-ruby/pom.xml b/pmd-ruby/pom.xml
index d6f7bda100..95a570951b 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <dependencies>
diff --git a/pmd-scala/pom.xml b/pmd-scala/pom.xml
index 7123ebcec3..647f06d8ad 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-swift/pom.xml b/pmd-swift/pom.xml
index b0a158e2e2..362e5e9b52 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-test/pom.xml b/pmd-test/pom.xml
index a86423dd21..a4cc370be4 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <dependencies>
diff --git a/pmd-ui/pom.xml b/pmd-ui/pom.xml
index 267f391102..57940bc958 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <properties>
diff --git a/pmd-visualforce/pom.xml b/pmd-visualforce/pom.xml
index 84555859eb..c6a9f694a4 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-vm/pom.xml b/pmd-vm/pom.xml
index 3fb987fb6f..f886e1b29c 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pmd-xml/pom.xml b/pmd-xml/pom.xml
index 8c45d64c04..3caf30129d 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>6.4.0</version>
+        <version>6.5.0-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/pom.xml b/pom.xml
index a83b36385c..366cd13661 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>6.4.0</version>
+    <version>6.5.0-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/6.4.0</tag>
+        <tag>HEAD</tag>
     </scm>
     <distributionManagement>
         <snapshotRepository>