devise-onesignal.gemspec in devise-onesignal-3.0.2 vs devise-onesignal.gemspec in devise-onesignal-3.1.0

@@ -15,11 +15,11 @@
     gem.files                 = `git ls-files`.split("\n")
     gem.require_paths         = ['lib']
 
     gem.post_install_message  = IO.read('INSTALL.md')
 
+    gem.add_dependency 'railties', '>= 5.0'
     gem.required_ruby_version = '>= 2.3'
 
-    gem.add_development_dependency 'bundler', '~> 1.16'
-    gem.add_development_dependency 'rake', '~> 10.0'
-    gem.add_dependency 'rails', '>= 5.0'
+    gem.add_development_dependency 'rspec', '~> 3.7'
+    gem.add_development_dependency 'rubocop', '~> 0.52'
 end