diff --git a/gollum.gemspec b/gollum.gemspec
index 082db31c..ca927409 100644
--- a/gollum.gemspec
+++ b/gollum.gemspec
@@ -26,7 +26,7 @@ Gem::Specification.new do |s|
   s.add_dependency 'gollum-lib', '~> 1.0.0'
   s.add_dependency 'sinatra', '~> 1.4.2'
   s.add_dependency 'mustache', ['>= 0.99.4', '< 1.0.0']
-  s.add_dependency 'useragent', '~> 0.4.16'
+  s.add_dependency 'useragent', '~> 0.5.0'
 
   s.add_development_dependency 'rack-test', '~> 0.6.2'
   s.add_development_dependency 'shoulda', '~> 3.4.0'