diff --git a/lib/oauth-plugin.rb b/lib/oauth-plugin.rb
index ef287c7f..8a663acc 100644
--- a/lib/oauth-plugin.rb
+++ b/lib/oauth-plugin.rb
@@ -3,7 +3,7 @@
 require 'oauth/request_proxy/rack_request'
 require 'oauth/server'
 require 'oauth/controllers/application_controller_methods'
-if Rails.version =~ /^3\./
+if Rails::VERSION::MAJOR >= 3
   require 'oauth/request_proxy/rack_request'
 else
   require 'oauth/request_proxy/action_controller_request'
@@ -11,7 +11,7 @@
 end
 
 
-if Rails.version =~ /^3\./
+if Rails::VERSION::MAJOR >= 3
   module OAuth
     module Plugin
       class OAuthRailtie < Rails::Railtie