isolator.gemspec in isolator-0.3.0 vs isolator.gemspec in isolator-0.4.0

@@ -25,10 +25,10 @@
   spec.add_development_dependency "bundler", "~> 1.14"
   spec.add_development_dependency "rake", "~> 10.0"
   spec.add_development_dependency "rspec", "~> 3.0"
   spec.add_development_dependency "rspec-rails", "~> 3.0"
   spec.add_development_dependency "minitest", "~> 5.10.0"
-  spec.add_development_dependency "rubocop", "~> 0.51"
+  spec.add_development_dependency "rubocop", "~> 0.56.0"
   spec.add_development_dependency "rubocop-md", "~> 0.2"
 
   spec.add_development_dependency "uniform_notifier", "~> 1.11"
   spec.add_development_dependency "sidekiq", "~> 5.0"
   spec.add_development_dependency "webmock", "~> 3.1"