Gemfile in java-checkstyle-1.0.4 vs Gemfile in java-checkstyle-1.0.5

@@ -3,9 +3,10 @@
 # Specify your gem's dependencies in pre-commit-checkstyle.gemspec
 gemspec
 gem 'crack'
 
 group :test do
+  gem "simplecov"
   gem "codeclimate-test-reporter", require: nil
   gem 'rubocop', require: false
   # gem 'byebug' not add as default it is not compatible with ruby 2 >= version
 end