super_sti.gemspec in super_sti-0.2.1 vs super_sti.gemspec in super_sti-0.3.0

@@ -10,10 +10,10 @@
   s.email       = ["[e-mail]"]
   s.homepage    = ""
   s.summary     = %q{Ruby Rails - Add has_extra_data to SDI models with clean database tables.}
   s.description = %q{Adds an add_extra_data method to ActiveRecord that invisibly includes an extra data table. Means you can use STI but keep your database clean.}
 
-  s.add_dependency "rails"
+  s.add_dependency "rails", "~> 3.2.0"
   s.add_development_dependency "rspec-rails"
   
   s.rubyforge_project = "has_extra_data"
 
   s.files         = `git ls-files`.split("\n")