kitchen-docker.gemspec in kitchen-docker-2.15.0 vs kitchen-docker.gemspec in kitchen-docker-3.0.0

@@ -30,9 +30,10 @@
   spec.add_development_dependency 'rspec', '~> 3.2'
   spec.add_development_dependency 'rspec-its', '~> 1.2'
   spec.add_development_dependency 'fuubar', '~> 2.0'
   spec.add_development_dependency 'simplecov', '~> 0.9'
   spec.add_development_dependency 'codecov', '~> 0.0', '>= 0.0.2'
+  spec.add_development_dependency 'chefstyle'
 
   # Integration testing gems.
   spec.add_development_dependency 'kitchen-inspec', '~> 2.0'
   spec.add_development_dependency 'train', '>= 2.1', '< 4.0' # validate 4.x when it's released
 end