yoti.gemspec in yoti-1.0.1 vs yoti.gemspec in yoti-1.0.2

@@ -24,15 +24,15 @@
 
   spec.required_ruby_version = '>= 2'
 
   spec.add_dependency 'protobuf', '~> 3.6'
 
-  spec.add_development_dependency 'bundler'
-  spec.add_development_dependency 'dotenv'
-  spec.add_development_dependency 'generator_spec'
-  spec.add_development_dependency 'rake'
-  spec.add_development_dependency 'rspec'
-  spec.add_development_dependency 'simplecov'
-  spec.add_development_dependency 'webmock'
-  spec.add_development_dependency 'yard'
-  spec.add_development_dependency 'yardstick'
+  spec.add_development_dependency 'bundler', '~> 1.13'
+  spec.add_development_dependency 'dotenv', '~> 2.2'
+  spec.add_development_dependency 'generator_spec', '~> 0.9'
+  spec.add_development_dependency 'rake', '~> 12.0'
+  spec.add_development_dependency 'rspec', '~> 3.5'
+  spec.add_development_dependency 'simplecov', '~> 0.13'
+  spec.add_development_dependency 'webmock', '~> 2.3'
+  spec.add_development_dependency 'yard', '~> 0.9'
+  spec.add_development_dependency 'yardstick', '~> 0.9'
 end