diff --git a/Protobuf.podspec b/Protobuf.podspec
index 0cd52025d23e2..22dc706298df0 100644
--- a/Protobuf.podspec
+++ b/Protobuf.podspec
@@ -5,7 +5,7 @@
 # dependent projects use the :git notation to refer to the library.
 Pod::Spec.new do |s|
   s.name     = 'Protobuf'
-  s.version  = '3.0.0-alpha-4-pre'
+  s.version  = '3.0.0-alpha-4'
   s.summary  = 'Protocol Buffers v.3 runtime library for Objective-C.'
   s.homepage = 'https://github.com/google/protobuf'
   s.license  = 'New BSD'
diff --git a/configure.ac b/configure.ac
index ef5342ceb8524..0e58789348918 100644
--- a/configure.ac
+++ b/configure.ac
@@ -12,7 +12,7 @@ AC_PREREQ(2.59)
 # In the SVN trunk, the version should always be the next anticipated release
 # version with the "-pre" suffix.  (We used to use "-SNAPSHOT" but this pushed
 # the size of one file name in the dist tarfile over the 99-char limit.)
-AC_INIT([Protocol Buffers],[3.0.0-alpha-4-pre],[protobuf@googlegroups.com],[protobuf])
+AC_INIT([Protocol Buffers],[3.0.0-beta-1],[protobuf@googlegroups.com],[protobuf])
 
 AM_MAINTAINER_MODE([enable])
 
diff --git a/java/pom.xml b/java/pom.xml
index 49099b4ae8f7e..8b81b645249a9 100644
--- a/java/pom.xml
+++ b/java/pom.xml
@@ -10,7 +10,7 @@
   </parent>
   <groupId>com.google.protobuf</groupId>
   <artifactId>protobuf-java</artifactId>
-  <version>3.0.0-alpha-4-pre</version>
+  <version>3.0.0-beta-1</version>
   <packaging>bundle</packaging>
   <name>Protocol Buffer Java API</name>
   <description>
@@ -166,7 +166,7 @@
           <instructions>
             <Bundle-DocURL>https://developers.google.com/protocol-buffers/</Bundle-DocURL>
             <Bundle-SymbolicName>com.google.protobuf</Bundle-SymbolicName>
-            <Export-Package>com.google.protobuf;version=3.0.0-alpha-3</Export-Package>
+            <Export-Package>com.google.protobuf;version=3.0.0-beta-1</Export-Package>
           </instructions>
         </configuration>
       </plugin>
diff --git a/java/util/pom.xml b/java/util/pom.xml
index 9416f380d3fea..44a5662d749c1 100644
--- a/java/util/pom.xml
+++ b/java/util/pom.xml
@@ -10,7 +10,7 @@
   </parent>
   <groupId>com.google.protobuf</groupId>
   <artifactId>protobuf-java-util</artifactId>
-  <version>3.0.0-alpha-4-pre</version>
+  <version>3.0.0-beta-1</version>
   <packaging>bundle</packaging>
   <name>Protocol Buffer Java API</name>
   <description>
@@ -36,7 +36,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java</artifactId>
-      <version>3.0.0-alpha-4-pre</version>
+      <version>3.0.0-beta-1</version>
       <scope>compile</scope>
     </dependency>
     <dependency>
@@ -123,7 +123,7 @@
           <instructions>
             <Bundle-DocURL>https://developers.google.com/protocol-buffers/</Bundle-DocURL>
             <Bundle-SymbolicName>com.google.protobuf.util</Bundle-SymbolicName>
-            <Export-Package>com.google.protobuf.util;version=3.0.0-alpha-3</Export-Package>
+            <Export-Package>com.google.protobuf.util;version=3.0.0-beta-1</Export-Package>
           </instructions>
         </configuration>
       </plugin>
diff --git a/javanano/pom.xml b/javanano/pom.xml
index f0bcc333ab09e..1a95a43e090c9 100644
--- a/javanano/pom.xml
+++ b/javanano/pom.xml
@@ -10,7 +10,7 @@
   </parent>
   <groupId>com.google.protobuf.nano</groupId>
   <artifactId>protobuf-javanano</artifactId>
-  <version>3.0.0-alpha-4-pre</version>
+  <version>3.0.0-alpha-4</version>
   <packaging>bundle</packaging>
   <name>Protocol Buffer JavaNano API</name>
   <description>
@@ -165,7 +165,7 @@
           <instructions>
             <Bundle-DocURL>https://developers.google.com/protocol-buffers/</Bundle-DocURL>
             <Bundle-SymbolicName>com.google.protobuf</Bundle-SymbolicName>
-            <Export-Package>com.google.protobuf;version=3.0.0-alpha-3</Export-Package>
+            <Export-Package>com.google.protobuf;version=3.0.0-alpha-4</Export-Package>
           </instructions>
         </configuration>
       </plugin>
diff --git a/protoc-artifacts/pom.xml b/protoc-artifacts/pom.xml
index 52a7d2d6a8ead..cdf17707eb49b 100644
--- a/protoc-artifacts/pom.xml
+++ b/protoc-artifacts/pom.xml
@@ -10,7 +10,7 @@
   </parent>
   <groupId>com.google.protobuf</groupId>
   <artifactId>protoc</artifactId>
-  <version>3.0.0-alpha-4-pre</version>
+  <version>3.0.0-beta-1</version>
   <packaging>pom</packaging>
   <name>Protobuf Compiler</name>
   <description>
diff --git a/python/google/protobuf/__init__.py b/python/google/protobuf/__init__.py
index 50343c89634b3..ed88480f283a5 100755
--- a/python/google/protobuf/__init__.py
+++ b/python/google/protobuf/__init__.py
@@ -30,4 +30,4 @@
 
 # Copyright 2007 Google Inc. All Rights Reserved.
 
-__version__ = '3.0.0a4.dev0'
+__version__ = '3.0.0a4'
diff --git a/ruby/Gemfile.lock b/ruby/Gemfile.lock
index 2cf5e472cee7c..91e1666fddaf0 100644
--- a/ruby/Gemfile.lock
+++ b/ruby/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    google-protobuf (3.0.0.alpha.3)
+    google-protobuf (3.0.0.alpha.4)
 
 GEM
   remote: https://rubygems.org/
diff --git a/ruby/google-protobuf.gemspec b/ruby/google-protobuf.gemspec
index a9e570ec73033..3d53209d5035c 100644
--- a/ruby/google-protobuf.gemspec
+++ b/ruby/google-protobuf.gemspec
@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name        = "google-protobuf"
-  s.version     = "3.0.0.alpha.4.0.pre"
+  s.version     = "3.0.0.alpha.4.0"
   s.licenses    = ["BSD"]
   s.summary     = "Protocol Buffers"
   s.description = "Protocol Buffers are Google's data interchange format."
diff --git a/ruby/pom.xml b/ruby/pom.xml
index 247b243a000c9..059ba01f129a2 100644
--- a/ruby/pom.xml
+++ b/ruby/pom.xml
@@ -86,7 +86,7 @@
         <dependency>
             <groupId>com.google.protobuf</groupId>
             <artifactId>protobuf-java</artifactId>
-            <version>3.0.0-alpha-2</version>
+            <version>3.0.0-beta-1</version>
         </dependency>
     </dependencies>
 </project>