diff --git a/all/pom.xml b/all/pom.xml
index 5f636dbd71..25b85b5dcc 100644
--- a/all/pom.xml
+++ b/all/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-all</artifactId>
diff --git a/bom/pom.xml b/bom/pom.xml
index 34016fb189..b969aca93b 100644
--- a/bom/pom.xml
+++ b/bom/pom.xml
@@ -25,7 +25,7 @@
 
   <groupId>io.netty</groupId>
   <artifactId>netty-bom</artifactId>
-  <version>4.1.51.Final-SNAPSHOT</version>
+  <version>4.1.51.Final</version>
   <packaging>pom</packaging>
 
   <name>Netty/BOM</name>
@@ -49,7 +49,7 @@
     <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>HEAD</tag>
+    <tag>netty-4.1.51.Final</tag>
   </scm>
 
   <developers>
@@ -69,188 +69,188 @@
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-buffer</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-codec</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-codec-dns</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-codec-haproxy</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-codec-http</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-codec-http2</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-codec-memcache</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-codec-mqtt</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-codec-redis</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-codec-smtp</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-codec-socks</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-codec-stomp</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-codec-xml</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-common</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-dev-tools</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-handler</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-handler-proxy</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-resolver</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-resolver-dns</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport-rxtx</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport-sctp</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport-udt</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-example</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-all</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-resolver-dns-native-macos</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-resolver-dns-native-macos</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
         <classifier>osx-x86_64</classifier>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport-native-unix-common</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport-native-unix-common</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
         <classifier>linux-aarch64</classifier>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport-native-unix-common</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
         <classifier>linux-x86_64</classifier>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport-native-unix-common</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
         <classifier>osx-x86_64</classifier>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport-native-epoll</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport-native-epoll</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
         <classifier>linux-aarch64</classifier>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport-native-epoll</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
         <classifier>linux-x86_64</classifier>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport-native-kqueue</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
       </dependency>
       <dependency>
         <groupId>io.netty</groupId>
         <artifactId>netty-transport-native-kqueue</artifactId>
-        <version>4.1.51.Final-SNAPSHOT</version>
+        <version>4.1.51.Final</version>
         <classifier>osx-x86_64</classifier>
       </dependency>
     </dependencies>
diff --git a/buffer/pom.xml b/buffer/pom.xml
index f6177463c4..94098e4c11 100644
--- a/buffer/pom.xml
+++ b/buffer/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-buffer</artifactId>
diff --git a/codec-dns/pom.xml b/codec-dns/pom.xml
index bbb75c40b7..9188c9f8fc 100644
--- a/codec-dns/pom.xml
+++ b/codec-dns/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-codec-dns</artifactId>
diff --git a/codec-haproxy/pom.xml b/codec-haproxy/pom.xml
index 4cc5d9fd76..3c85500d57 100644
--- a/codec-haproxy/pom.xml
+++ b/codec-haproxy/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-codec-haproxy</artifactId>
diff --git a/codec-http/pom.xml b/codec-http/pom.xml
index 949f8f1575..b521a43cd0 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>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-codec-http</artifactId>
diff --git a/codec-http2/pom.xml b/codec-http2/pom.xml
index ddd3a70167..227c54443a 100644
--- a/codec-http2/pom.xml
+++ b/codec-http2/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-codec-http2</artifactId>
diff --git a/codec-memcache/pom.xml b/codec-memcache/pom.xml
index b57ec0d624..338cae6768 100644
--- a/codec-memcache/pom.xml
+++ b/codec-memcache/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-codec-memcache</artifactId>
diff --git a/codec-mqtt/pom.xml b/codec-mqtt/pom.xml
index 12d4806633..f5acda3194 100644
--- a/codec-mqtt/pom.xml
+++ b/codec-mqtt/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-codec-mqtt</artifactId>
diff --git a/codec-redis/pom.xml b/codec-redis/pom.xml
index 1592df88ca..bc5c8e5bf6 100644
--- a/codec-redis/pom.xml
+++ b/codec-redis/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-codec-redis</artifactId>
diff --git a/codec-smtp/pom.xml b/codec-smtp/pom.xml
index 663684c2ae..ef4298cb07 100644
--- a/codec-smtp/pom.xml
+++ b/codec-smtp/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-codec-smtp</artifactId>
diff --git a/codec-socks/pom.xml b/codec-socks/pom.xml
index 23d26ae6ab..fe5360996d 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>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-codec-socks</artifactId>
diff --git a/codec-stomp/pom.xml b/codec-stomp/pom.xml
index 84488c291b..73f0cff955 100644
--- a/codec-stomp/pom.xml
+++ b/codec-stomp/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-codec-stomp</artifactId>
diff --git a/codec-xml/pom.xml b/codec-xml/pom.xml
index 81c76bcb47..f979c8f998 100644
--- a/codec-xml/pom.xml
+++ b/codec-xml/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-codec-xml</artifactId>
diff --git a/codec/pom.xml b/codec/pom.xml
index d7811ec298..2d2afeb7bd 100644
--- a/codec/pom.xml
+++ b/codec/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-codec</artifactId>
diff --git a/common/pom.xml b/common/pom.xml
index 6d1ad11e85..706279177a 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-common</artifactId>
diff --git a/dev-tools/pom.xml b/dev-tools/pom.xml
index 543cd9ef47..ef0c2b0e6c 100644
--- a/dev-tools/pom.xml
+++ b/dev-tools/pom.xml
@@ -25,7 +25,7 @@
 
   <groupId>io.netty</groupId>
   <artifactId>netty-dev-tools</artifactId>
-  <version>4.1.51.Final-SNAPSHOT</version>
+  <version>4.1.51.Final</version>
 
   <name>Netty/Dev-Tools</name>
 
@@ -50,4 +50,8 @@
       </plugin>
     </plugins>
   </build>
+
+  <scm>
+    <tag>netty-4.1.51.Final</tag>
+  </scm>
 </project>
diff --git a/example/pom.xml b/example/pom.xml
index 708897cf9e..441fc40ab1 100644
--- a/example/pom.xml
+++ b/example/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-example</artifactId>
diff --git a/handler-proxy/pom.xml b/handler-proxy/pom.xml
index 7e5a200010..9b7180d90b 100644
--- a/handler-proxy/pom.xml
+++ b/handler-proxy/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-handler-proxy</artifactId>
diff --git a/handler/pom.xml b/handler/pom.xml
index 088274751f..c8e26119bd 100644
--- a/handler/pom.xml
+++ b/handler/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-handler</artifactId>
diff --git a/microbench/pom.xml b/microbench/pom.xml
index c65fdd9e2d..e5ed651714 100644
--- a/microbench/pom.xml
+++ b/microbench/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-microbench</artifactId>
diff --git a/pom.xml b/pom.xml
index c2fd2d2c2e..d00e3e88e0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
   <groupId>io.netty</groupId>
   <artifactId>netty-parent</artifactId>
   <packaging>pom</packaging>
-  <version>4.1.51.Final-SNAPSHOT</version>
+  <version>4.1.51.Final</version>
 
   <name>Netty</name>
   <url>https://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>HEAD</tag>
+    <tag>netty-4.1.51.Final</tag>
   </scm>
 
   <developers>
diff --git a/resolver-dns-native-macos/pom.xml b/resolver-dns-native-macos/pom.xml
index 7ce8e0c86a..e64d74d931 100644
--- a/resolver-dns-native-macos/pom.xml
+++ b/resolver-dns-native-macos/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
   <artifactId>netty-resolver-dns-native-macos</artifactId>
 
diff --git a/resolver-dns/pom.xml b/resolver-dns/pom.xml
index 3d02a3e20b..43c525bb29 100644
--- a/resolver-dns/pom.xml
+++ b/resolver-dns/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-resolver-dns</artifactId>
diff --git a/resolver/pom.xml b/resolver/pom.xml
index 848828c375..8374c5f435 100644
--- a/resolver/pom.xml
+++ b/resolver/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-resolver</artifactId>
diff --git a/tarball/pom.xml b/tarball/pom.xml
index bbc62ee1a3..00de1d2438 100644
--- a/tarball/pom.xml
+++ b/tarball/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-tarball</artifactId>
diff --git a/testsuite-autobahn/pom.xml b/testsuite-autobahn/pom.xml
index 958f40e1da..8aea6b3cd4 100644
--- a/testsuite-autobahn/pom.xml
+++ b/testsuite-autobahn/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-testsuite-autobahn</artifactId>
diff --git a/testsuite-http2/pom.xml b/testsuite-http2/pom.xml
index e8769f2caa..ea53bc9b42 100644
--- a/testsuite-http2/pom.xml
+++ b/testsuite-http2/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-testsuite-http2</artifactId>
diff --git a/testsuite-native-image/pom.xml b/testsuite-native-image/pom.xml
index 4633c70492..984d7aa119 100644
--- a/testsuite-native-image/pom.xml
+++ b/testsuite-native-image/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-testsuite-native-image</artifactId>
diff --git a/testsuite-osgi/pom.xml b/testsuite-osgi/pom.xml
index e31c7396e1..0f5b572cac 100644
--- a/testsuite-osgi/pom.xml
+++ b/testsuite-osgi/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-testsuite-osgi</artifactId>
diff --git a/testsuite-shading/pom.xml b/testsuite-shading/pom.xml
index 12c7268f56..1acbd6ed23 100644
--- a/testsuite-shading/pom.xml
+++ b/testsuite-shading/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-testsuite-shading</artifactId>
diff --git a/testsuite/pom.xml b/testsuite/pom.xml
index 04ba6fd664..13c93a5c8c 100644
--- a/testsuite/pom.xml
+++ b/testsuite/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-testsuite</artifactId>
diff --git a/transport-blockhound-tests/pom.xml b/transport-blockhound-tests/pom.xml
index a257a3c4ab..359accd3c4 100644
--- a/transport-blockhound-tests/pom.xml
+++ b/transport-blockhound-tests/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-transport-blockhound-tests</artifactId>
diff --git a/transport-native-epoll/pom.xml b/transport-native-epoll/pom.xml
index 04e5aa4246..193e58b7a9 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>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
   <artifactId>netty-transport-native-epoll</artifactId>
 
diff --git a/transport-native-kqueue/pom.xml b/transport-native-kqueue/pom.xml
index 435c6e49ba..657ee726db 100644
--- a/transport-native-kqueue/pom.xml
+++ b/transport-native-kqueue/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
   <artifactId>netty-transport-native-kqueue</artifactId>
 
diff --git a/transport-native-unix-common-tests/pom.xml b/transport-native-unix-common-tests/pom.xml
index 770424d4be..8a57f4be1a 100644
--- a/transport-native-unix-common-tests/pom.xml
+++ b/transport-native-unix-common-tests/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
   <artifactId>netty-transport-native-unix-common-tests</artifactId>
 
diff --git a/transport-native-unix-common/pom.xml b/transport-native-unix-common/pom.xml
index 2a31b2a493..f016886e01 100644
--- a/transport-native-unix-common/pom.xml
+++ b/transport-native-unix-common/pom.xml
@@ -19,7 +19,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
   <artifactId>netty-transport-native-unix-common</artifactId>
 
diff --git a/transport-rxtx/pom.xml b/transport-rxtx/pom.xml
index 29300bdc40..d4d33375e7 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>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-transport-rxtx</artifactId>
diff --git a/transport-sctp/pom.xml b/transport-sctp/pom.xml
index 39de4f326e..5ec2869e52 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>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-transport-sctp</artifactId>
diff --git a/transport-udt/pom.xml b/transport-udt/pom.xml
index b74795bf24..6debc98a7d 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>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-transport-udt</artifactId>
diff --git a/transport/pom.xml b/transport/pom.xml
index 12c3b7dfc3..5d84131a9b 100644
--- a/transport/pom.xml
+++ b/transport/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.1.51.Final-SNAPSHOT</version>
+    <version>4.1.51.Final</version>
   </parent>
 
   <artifactId>netty-transport</artifactId>