diff --git a/app/controllers/ops_controller/ops_rbac.rb b/app/controllers/ops_controller/ops_rbac.rb
index 3642862450a..2a3461f9de7 100644
--- a/app/controllers/ops_controller/ops_rbac.rb
+++ b/app/controllers/ops_controller/ops_rbac.rb
@@ -1059,7 +1059,7 @@ def valid_tenant?(tenant_id)
   end
 
   def valid_role?(user_role_id)
-    Rbac::Filterer.filtered_object(user_role_id, :class => MiqUserRole).present?
+    Rbac::Filterer.filtered_object(user_role_id, :class => "MiqUserRole").present?
   end
 
   # Get variables from group edit form
diff --git a/manageiq-ui-classic.gemspec b/manageiq-ui-classic.gemspec
index 694b69e57af..742824bde6c 100644
--- a/manageiq-ui-classic.gemspec
+++ b/manageiq-ui-classic.gemspec
@@ -19,7 +19,7 @@ Gem::Specification.new do |s|
   s.executables   = s.files.grep(%r{^exe/}) { |f| File.basename(f) }
   s.require_paths = ["lib"]
 
-  s.add_dependency "rails", ">= 5.0.0.1", "< 5.2"
+  s.add_dependency "rails", ">= 5.0.0.1", "< 5.3"
 
   s.add_dependency "coffee-rails"
   s.add_dependency "font-fabulous", "~> 1.0.5"