diff --git a/lib/flame/router/routes_refine/mounting.rb b/lib/flame/router/routes_refine/mounting.rb
index e36233d..8b74feb 100644
--- a/lib/flame/router/routes_refine/mounting.rb
+++ b/lib/flame/router/routes_refine/mounting.rb
@@ -47,10 +47,8 @@ def mount_nested_controller(nested_controller)
 				def should_be_mounted?(controller)
 					if controller.instance_of?(Module)
 						controller.const_defined?(:IndexController, false)
-					elsif controller.actions.empty? || @reverse_routes.key?(controller.to_s)
-						false
 					else
-						true
+						controller.actions.any? && !@reverse_routes.key?(controller.to_s)
 					end
 				end
 			end