Gemfile in rakuten_web_service-1.4.1 vs Gemfile in rakuten_web_service-1.4.2

@@ -2,8 +2,8 @@
 
 # Specify your gem's dependencies in rakuten_web_service.gemspec
 gemspec
 
 group :test do
+  gem "simplecov", require: false
   gem "codeclimate-test-reporter", '~> 1.0.0'
-  gem "coveralls", require: nil
 end