Rakefile in global_session-3.2.1 vs Rakefile in global_session-3.2.2

@@ -31,9 +31,10 @@
     gem.license = "MIT"
     gem.summary = %Q{Secure single-domain session sharing plugin for Rack and Rails.}
     gem.description = %Q{This Rack middleware allows several web apps in an authentication domain to share session state, facilitating single sign-on in a distributed web app. It only provides session sharing and does not concern itself with authentication or replication of the user database.}
     gem.email = "[e-mail]"
     gem.authors = ['Tony Spataro']
+    gem.required_ruby_version = '~> 2.0'
     gem.files.exclude 'Gemfile*'
     gem.files.exclude 'features/**/*'
     gem.files.exclude 'fixtures/**/*'
     gem.files.exclude 'features/**/*'
     gem.files.exclude 'spec/**/*'