diff --git a/all/pom.xml b/all/pom.xml
index 6999c365bc..7c5bd80d28 100644
--- a/all/pom.xml
+++ b/all/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-all</artifactId>
diff --git a/buffer/pom.xml b/buffer/pom.xml
index 74afb8da1d..6203a3add0 100644
--- a/buffer/pom.xml
+++ b/buffer/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-buffer</artifactId>
diff --git a/codec-http/pom.xml b/codec-http/pom.xml
index 5279c34217..1dc9dcd992 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>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-codec-http</artifactId>
diff --git a/codec-socks/pom.xml b/codec-socks/pom.xml
index e0213bfc45..bc72f1d29c 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>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-codec-socks</artifactId>
diff --git a/codec/pom.xml b/codec/pom.xml
index 5b5dcc59e0..1f29138311 100644
--- a/codec/pom.xml
+++ b/codec/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-codec</artifactId>
diff --git a/common/pom.xml b/common/pom.xml
index a67d083edf..98724e6719 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-common</artifactId>
diff --git a/example/pom.xml b/example/pom.xml
index 049c839bbc..c77f506ea6 100644
--- a/example/pom.xml
+++ b/example/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-example</artifactId>
diff --git a/handler/pom.xml b/handler/pom.xml
index ce9bad5f9f..271abc701a 100644
--- a/handler/pom.xml
+++ b/handler/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-handler</artifactId>
diff --git a/microbench/pom.xml b/microbench/pom.xml
index 57fcb87b55..bc52a0546a 100644
--- a/microbench/pom.xml
+++ b/microbench/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-microbench</artifactId>
diff --git a/pom.xml b/pom.xml
index be3a1a18f1..432d7542a0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
   <groupId>io.netty</groupId>
   <artifactId>netty-parent</artifactId>
   <packaging>pom</packaging>
-  <version>4.0.17.Final</version>
+  <version>4.0.18.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-4.0.17.Final</tag>
+    <tag>HEAD</tag>
   </scm>
 
   <developers>
diff --git a/tarball/pom.xml b/tarball/pom.xml
index 1ba11c0ec4..36f43b271e 100644
--- a/tarball/pom.xml
+++ b/tarball/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-tarball</artifactId>
diff --git a/testsuite/pom.xml b/testsuite/pom.xml
index 6a04724a5b..e59f1c1341 100644
--- a/testsuite/pom.xml
+++ b/testsuite/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-testsuite</artifactId>
diff --git a/transport-native-epoll/pom.xml b/transport-native-epoll/pom.xml
index 0aed7b4d5a..db68ce9751 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>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
   <artifactId>netty-transport-native-epoll</artifactId>
 
diff --git a/transport-rxtx/pom.xml b/transport-rxtx/pom.xml
index 31907ac265..b1cedcf38d 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>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-transport-rxtx</artifactId>
diff --git a/transport-sctp/pom.xml b/transport-sctp/pom.xml
index ffbeb4eca3..5d5ee16b1a 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>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-transport-sctp</artifactId>
diff --git a/transport-udt/pom.xml b/transport-udt/pom.xml
index 432d7b558b..cf1c4bddf4 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>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-transport-udt</artifactId>
diff --git a/transport/pom.xml b/transport/pom.xml
index 6bae7dd9d8..33484781f4 100644
--- a/transport/pom.xml
+++ b/transport/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.17.Final</version>
+    <version>4.0.18.Final-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-transport</artifactId>