diff --git a/Gemfile b/Gemfile
index 98272c7261..8b6ddbd7c9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -54,7 +54,7 @@ platforms :ruby do
   group :db do
     gem "pg", ">= 0.11.0"
     gem "mysql", ">= 2.8.1"
-    gem "mysql2", :git => "git://github.com/brianmario/mysql2.git"
+    gem "mysql2", ">= 0.3.0"
   end
 end
 
diff --git a/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb
index 7ac72acd58..cf68ddc2da 100644
--- a/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb
@@ -1,5 +1,6 @@
 # encoding: utf-8
 
+gem 'mysql2', '~> 0.3.0'
 require 'mysql2'
 
 module ActiveRecord