Gemfile.rails-4.1.x in frikandel-2.1.0 vs Gemfile.rails-4.1.x in frikandel-2.2.0

@@ -2,5 +2,7 @@
 
 # Specify your gem's dependencies in frikandel.gemspec
 gemspec
 
 gem 'rails', '~> 4.1.0'
+gem 'mime-types', '< 3.0'
+gem 'listen', '< 3.1'