end_state.gemspec in end_state-0.12.0 vs end_state.gemspec in end_state-1.0.0

@@ -20,6 +20,7 @@
 
   spec.add_development_dependency 'bundler', '~> 1.5'
   spec.add_development_dependency 'rake'
   spec.add_development_dependency 'rspec'
   spec.add_development_dependency 'rubocop'
+  spec.add_development_dependency 'simplecov'
 end