diff --git a/all/pom.xml b/all/pom.xml
index 5df1f6e503..9d0b3ac7ca 100644
--- a/all/pom.xml
+++ b/all/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.1.Alpha8-SNAPSHOT</version>
+    <version>4.0.0.Beta1-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty</artifactId>
diff --git a/buffer/pom.xml b/buffer/pom.xml
index 2871f4f1ad..43b8613330 100644
--- a/buffer/pom.xml
+++ b/buffer/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.1.Alpha8-SNAPSHOT</version>
+    <version>4.0.0.Beta1-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-buffer</artifactId>
diff --git a/codec-http/pom.xml b/codec-http/pom.xml
index c1f9b9100a..3cb3bbe43b 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>4.0.1.Alpha8-SNAPSHOT</version>
+    <version>4.0.0.Beta1-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-codec-http</artifactId>
diff --git a/codec-socks/pom.xml b/codec-socks/pom.xml
index 99fb106460..f2e31c8815 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>4.0.1.Alpha8-SNAPSHOT</version>
+    <version>4.0.0.Beta1-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-codec-socks</artifactId>
diff --git a/codec/pom.xml b/codec/pom.xml
index 31f91acf0e..68944a9303 100644
--- a/codec/pom.xml
+++ b/codec/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.1.Alpha8-SNAPSHOT</version>
+    <version>4.0.0.Beta1-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-codec</artifactId>
diff --git a/common/pom.xml b/common/pom.xml
index 1b1445e524..9ab2d3c324 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.1.Alpha8-SNAPSHOT</version>
+    <version>4.0.0.Beta1-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-common</artifactId>
diff --git a/example/pom.xml b/example/pom.xml
index d7fa8ef378..cd34401cfa 100644
--- a/example/pom.xml
+++ b/example/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>io.netty</groupId>
         <artifactId>netty-parent</artifactId>
-        <version>4.0.1.Alpha8-SNAPSHOT</version>
+        <version>4.0.0.Beta1-SNAPSHOT</version>
     </parent>
 
     <artifactId>netty-example</artifactId>
diff --git a/handler/pom.xml b/handler/pom.xml
index 9eeae0c1c9..8b5a06add7 100644
--- a/handler/pom.xml
+++ b/handler/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.1.Alpha8-SNAPSHOT</version>
+    <version>4.0.0.Beta1-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-handler</artifactId>
diff --git a/metrics-yammer/pom.xml b/metrics-yammer/pom.xml
index 031e3da012..ac0bac627b 100644
--- a/metrics-yammer/pom.xml
+++ b/metrics-yammer/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.1.Alpha8-SNAPSHOT</version>
+    <version>4.0.0.Beta1-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-metrics-yammer</artifactId>
diff --git a/pom.xml b/pom.xml
index 77ec9e7c72..98fde99c22 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
   <groupId>io.netty</groupId>
   <artifactId>netty-parent</artifactId>
   <packaging>pom</packaging>
-  <version>4.0.1.Alpha8-SNAPSHOT</version>
+  <version>4.0.0.Beta1-SNAPSHOT</version>
 
   <name>Netty</name>
   <url>http://netty.io/</url>
diff --git a/tarball/pom.xml b/tarball/pom.xml
index fb9e4a49c7..0ff35c877e 100644
--- a/tarball/pom.xml
+++ b/tarball/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.1.Alpha8-SNAPSHOT</version>
+    <version>4.0.0.Beta1-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-tarball</artifactId>
diff --git a/testsuite/pom.xml b/testsuite/pom.xml
index d039d2eb88..3d88214ced 100644
--- a/testsuite/pom.xml
+++ b/testsuite/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.1.Alpha8-SNAPSHOT</version>
+    <version>4.0.0.Beta1-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-testsuite</artifactId>
diff --git a/transport/pom.xml b/transport/pom.xml
index f46e2b13b6..591c7f0ad4 100644
--- a/transport/pom.xml
+++ b/transport/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>io.netty</groupId>
     <artifactId>netty-parent</artifactId>
-    <version>4.0.1.Alpha8-SNAPSHOT</version>
+    <version>4.0.0.Beta1-SNAPSHOT</version>
   </parent>
 
   <artifactId>netty-transport</artifactId>