Gemfile in active_admin_menu-0.1.1 vs Gemfile in active_admin_menu-0.1.2

@@ -6,9 +6,11 @@
 gem 'activeadmin', '1.0.0.pre4'
 gem "pry"
 gem 'appraisal'
 
 group :development do
+  gem "bundler", "~> 1.13"
+  gem "rake",    "~> 10.0"
   gem "rubocop", "~> 0.40.0"
 end
 
 group :test do
   gem "capybara"