diff --git a/Gemfile b/Gemfile
index 015b4fcdc..df15bc3dd 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,7 +7,7 @@ gem 'arel', '>= 2.0.9'
 gem 'libxml-ruby', '>= 2.0.5', :require => 'libxml'
 gem 'rmagick', :require => 'RMagick'
 gem 'oauth', '>= 0.4.4'
-gem 'oauth-plugin', '> 0.3.14'
+gem 'oauth-plugin', '>= 0.4.0.pre4'
 gem 'httpclient'
 gem 'SystemTimer', '>= 1.1.3', :require => 'system_timer'
 gem 'sanitize'