diff --git a/Gemfile b/Gemfile
index d36f442d3f..4141e86134 100644
--- a/Gemfile
+++ b/Gemfile
@@ -28,7 +28,7 @@ end
 if !ENV['TRAVIS'] || ENV['DB'] == 'mysql'
   group :mysql do
     gem 'activerecord-jdbcmysql-adapter', '>= 1.3.0.rc1', platform: :jruby
-    gem 'mysql2', '~> 0.4.10', :platform => :ruby
+    gem 'mysql2', '~> 0.4', :platform => :ruby
   end
 end