diff --git a/css3buttons.gemspec b/css3buttons.gemspec
index 6a9f0bb..5c5a670 100644
--- a/css3buttons.gemspec
+++ b/css3buttons.gemspec
@@ -14,9 +14,7 @@ Gem::Specification.new do |s|
 
   s.rubyforge_project = "css3buttons"
 
-  s.add_dependency 'actionpack', '>= 3.0.5'
-
-  s.add_development_dependency 'rspec'
+  s.add_dependency 'actionpack', '>= 3.0.0'
 
   s.files         = `git ls-files`.split("\n")
   s.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")