Gemfile in warden-github-rails-1.0.1 vs Gemfile in warden-github-rails-1.1.0

@@ -1,27 +1,27 @@
 source 'https://rubygems.org'
 
 gemspec
 
 if ENV['EDGE']
-  gem 'warden-github', :github => 'atmos/warden-github'
+  gem 'warden-github', github: 'atmos/warden-github'
 end
 
 rails_version = ENV['RAILS_VERSION']
 
 rails_opts = case rails_version
              when 'master'
-               { :github => 'rails/rails' }
+               { github: 'rails/rails' }
              when nil
                {}
              else
                "~> #{rails_version}"
              end
 
 gem "rails", rails_opts
 
 group :development do
   unless ENV['CI']
-    gem 'debugger',   :platforms => :ruby_19, :require => false
-    gem 'ruby-debug', :platforms => :ruby_18, :require => false
+    gem 'debugger',   platforms: :ruby_19, require: false
+    gem 'ruby-debug', platforms: :ruby_18, require: false
   end
 end