diff --git a/configure.ac b/configure.ac
index 8338c18d..92bc0471 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-3-pre],[protobuf@googlegroups.com],[protobuf])
+AC_INIT([Protocol Buffers],[3.0.0-alpha-3],[protobuf@googlegroups.com],[protobuf])
 
 AM_MAINTAINER_MODE([enable])
 
diff --git a/java/pom.xml b/java/pom.xml
index 112bd9c3..cb41977c 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-3-pre</version>
+  <version>3.0.0-alpha-3</version>
   <packaging>bundle</packaging>
   <name>Protocol Buffer Java API</name>
   <description>
@@ -164,7 +164,7 @@
           <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-pre</Export-Package>
+            <Export-Package>com.google.protobuf;version=3.0.0-alpha-3</Export-Package>
           </instructions>
         </configuration>
       </plugin>
diff --git a/javanano/pom.xml b/javanano/pom.xml
index 3d8cfb9f..73496779 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-3-pre</version>
+  <version>3.0.0-alpha-3</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-pre</Export-Package>
+            <Export-Package>com.google.protobuf;version=3.0.0-alpha-3</Export-Package>
           </instructions>
         </configuration>
       </plugin>
diff --git a/protoc-artifacts/pom.xml b/protoc-artifacts/pom.xml
index fad81b57..28ba0049 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-3-pre</version>
+  <version>3.0.0-alpha-3</version>
   <packaging>pom</packaging>
   <name>Protobuf Compiler</name>
   <description>
diff --git a/python/google/protobuf/__init__.py b/python/google/protobuf/__init__.py
index 1345bd5f..46d29fa4 100755
--- a/python/google/protobuf/__init__.py
+++ b/python/google/protobuf/__init__.py
@@ -32,4 +32,4 @@
 #
 # Copyright 2007 Google Inc. All Rights Reserved.
 
-__version__ = '3.0.0a3.dev0'
+__version__ = '3.0.0a3'
diff --git a/ruby/Gemfile.lock b/ruby/Gemfile.lock
index 6f349276..2cf5e472 100644
--- a/ruby/Gemfile.lock
+++ b/ruby/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    google-protobuf (3.0.0.alpha.3.1.pre)
+    google-protobuf (3.0.0.alpha.3)
 
 GEM
   remote: https://rubygems.org/
diff --git a/ruby/google-protobuf.gemspec b/ruby/google-protobuf.gemspec
index 28cdebf5..3f98a37b 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.3.1.pre"
+  s.version     = "3.0.0.alpha.3"
   s.licenses    = ["BSD"]
   s.summary     = "Protocol Buffers"
   s.description = "Protocol Buffers are Google's data interchange format."