gamefic-sdk.gemspec in gamefic-sdk-2.3.0 vs gamefic-sdk.gemspec in gamefic-sdk-2.3.1

@@ -26,10 +26,10 @@
 
   s.add_runtime_dependency 'gamefic', '~> 2.0', '>= 2.0.2'
   s.add_runtime_dependency 'gamefic-standard', '~> 2.0'
   s.add_runtime_dependency 'gamefic-tty', '~> 2.0', '>= 2.0.1'
   s.add_runtime_dependency 'listen', '~> 3.0'
-  s.add_runtime_dependency 'opal', '~> 1.0'
+  s.add_runtime_dependency 'opal', '~> 1.1'
   s.add_runtime_dependency 'sinatra', '~> 2'
   s.add_runtime_dependency 'thor', '~> 1.0'
 
   s.add_development_dependency 'bundler', '~> 2.0'
   s.add_development_dependency 'capybara', '~> 3.3'