activity_notification.gemspec in activity_notification-2.1.4 vs activity_notification.gemspec in activity_notification-2.2.0

@@ -18,10 +18,10 @@
   s.files         = `git ls-files`.split("\n")
   s.test_files    = `git ls-files -- spec/*`.split("\n")
   s.require_paths = ["lib"]
   s.required_ruby_version = '>= 2.1.0'
 
-  s.add_dependency 'railties', '>= 4.2.0', '< 6.1'
+  s.add_dependency 'railties', '>= 5.0.0', '< 6.1'
   s.add_dependency 'i18n', '>= 0.5.0'
   s.add_dependency 'jquery-rails', '>= 3.1.1'
   s.add_dependency 'swagger-blocks', '>= 3.0.0'
 
   s.add_development_dependency 'puma', '>= 3.12.0'