diff --git a/all/pom.xml b/all/pom.xml
index b6085abf0e..f969a86ca8 100644
--- a/all/pom.xml
+++ b/all/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-all</artifactId>
diff --git a/buffer/pom.xml b/buffer/pom.xml
index 407d21f4d7..de9a15be40 100644
--- a/buffer/pom.xml
+++ b/buffer/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-buffer</artifactId>
diff --git a/codec-http/pom.xml b/codec-http/pom.xml
index fa59a78371..903d8f7cf4 100644
--- a/codec-http/pom.xml
+++ b/codec-http/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-codec-http</artifactId>
diff --git a/codec-socks/pom.xml b/codec-socks/pom.xml
index eece4f4bce..04386ea3fd 100644
--- a/codec-socks/pom.xml
+++ b/codec-socks/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-codec-socks</artifactId>
diff --git a/codec/pom.xml b/codec/pom.xml
index 0296422f4b..cc3570d8a6 100644
--- a/codec/pom.xml
+++ b/codec/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-codec</artifactId>
diff --git a/common/pom.xml b/common/pom.xml
index 7465d1f4fd..096aff9ab0 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-common</artifactId>
diff --git a/example/pom.xml b/example/pom.xml
index 0ec45c5fbd..12270a67e9 100644
--- a/example/pom.xml
+++ b/example/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-example</artifactId>
diff --git a/handler/pom.xml b/handler/pom.xml
index 3d8a4cb883..cf19e5852d 100644
--- a/handler/pom.xml
+++ b/handler/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-handler</artifactId>
diff --git a/microbench/pom.xml b/microbench/pom.xml
index a0a594774a..ed3294b434 100644
--- a/microbench/pom.xml
+++ b/microbench/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-microbench</artifactId>
diff --git a/pom.xml b/pom.xml
index 4b9d7f7c1a..0d4c0b416f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
   <groupId>io.netty</groupId>
   <artifactId>netty-parent</artifactId>
   <packaging>pom</packaging>
-  <version>4.0.21.Final</version>
+  <version>4.0.22.Final-SNAPSHOT</version>
 
   <name>Netty</name>
   <url>http://netty.io/</url>
@@ -53,7 +53,7 @@
     <url>https://github.com/netty/netty</url>
     <connection>scm:git:git://github.com/netty/netty.git</connection>
     <developerConnection>scm:git:ssh://git@github.com/netty/netty.git</developerConnection>
-    <tag>netty-4.0.21.Final</tag>
+    <tag>HEAD</tag>
   </scm>
 
   <developers>
diff --git a/tarball/pom.xml b/tarball/pom.xml
index 669c2c5b31..fa4d459b85 100644
--- a/tarball/pom.xml
+++ b/tarball/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-tarball</artifactId>
diff --git a/testsuite/pom.xml b/testsuite/pom.xml
index 0de0b43e6a..798e8e9df1 100644
--- a/testsuite/pom.xml
+++ b/testsuite/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-testsuite</artifactId>
diff --git a/transport-native-epoll/pom.xml b/transport-native-epoll/pom.xml
index 381a07e86e..a401d6af56 100644
--- a/transport-native-epoll/pom.xml
+++ b/transport-native-epoll/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
   <artifactId>netty-transport-native-epoll</artifactId>
 
diff --git a/transport-rxtx/pom.xml b/transport-rxtx/pom.xml
index 23b728cd32..26b01f5194 100644
--- a/transport-rxtx/pom.xml
+++ b/transport-rxtx/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-transport-rxtx</artifactId>
diff --git a/transport-sctp/pom.xml b/transport-sctp/pom.xml
index 8f3e11195c..453977673e 100644
--- a/transport-sctp/pom.xml
+++ b/transport-sctp/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-transport-sctp</artifactId>
diff --git a/transport-udt/pom.xml b/transport-udt/pom.xml
index d3d201982d..519e57412b 100644
--- a/transport-udt/pom.xml
+++ b/transport-udt/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-transport-udt</artifactId>
diff --git a/transport/pom.xml b/transport/pom.xml
index 145f87ecfb..182cfddd05 100644
--- a/transport/pom.xml
+++ b/transport/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.21.Final</version>
+    <version>4.0.22.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-transport</artifactId>