pupper.gemspec in pupper-0.2.0 vs pupper.gemspec in pupper-0.2.1

@@ -22,9 +22,10 @@
 
   spec.add_development_dependency 'bundler', '~> 1.14'
   spec.add_development_dependency 'byebug'
   spec.add_development_dependency 'rake', '~> 10.0'
   spec.add_development_dependency 'rspec'
+  spec.add_development_dependency 'rspec-activemodel-mocks'
   spec.add_development_dependency 'pry'
   spec.add_development_dependency 'pry-byebug'
 
   spec.add_dependency 'activesupport', '~> 5.0'
   spec.add_dependency 'activemodel', '~> 5.0'