Gemfile in mailerlite-1.4.0 vs Gemfile in mailerlite-1.5.0

@@ -1,21 +1,18 @@
 source 'https://rubygems.org'
 
 group :development do
-  gem 'guard-rspec', '~> 4.7'
-  gem 'rubocop', '~> 0.48'
+  gem 'rubocop', '~> 0.53'
 end
 
 group :development, :test do
   gem 'pry'
 end
 
 group :test do
-  gem 'codeclimate-test-reporter', '~> 1.0', require: false
-  gem 'coveralls', '~> 0.8', require: false
   gem 'rake' # For Travis CI
-  gem 'rspec', '~> 3.5'
-  gem 'simplecov', '~> 0.14', require: false
-  gem 'webmock', '~> 2.3'
+  gem 'rspec', '~> 3.7'
+  gem 'simplecov', '~> 0.15', require: false
+  gem 'webmock', '~> 3.3'
 end
 
 gemspec