Rakefile in couch_potato-1.7.0 vs Rakefile in couch_potato-1.7.1

@@ -22,10 +22,10 @@
 task :spec do
   if ENV['TRAVIS'] # travis handles the environments for us
     Rake::Task[:spec_unit].execute
     Rake::Task[:spec_functional].execute
   else
-    %w(4_0 4_1 4_2).each do |version|
+    %w(4_0 4_1 4_2 5_0).each do |version|
       Bundler.with_clean_env do
         puts "Running tests with ActiveSupport #{version.sub('_', '.')}"
         sh "env BUNDLE_GEMFILE=gemfiles/active_support_#{version} bundle install"
         sh "env BUNDLE_GEMFILE=gemfiles/active_support_#{version} bundle exec rake spec_unit spec_functional"
       end