lib/recurly/resource.rb in recurly-2.18.21 vs lib/recurly/resource.rb in recurly-2.18.22

@@ -606,10 +606,10 @@
         end
       end
 
       def find_resource_class(name)
         resource_name = Helper.classify(name)
-        if Recurly.const_defined?(resource_name, false)
+        if Recurly.const_defined?(resource_name, false) && Recurly.const_get(resource_name, false).instance_of?(Class)
           Recurly.const_get(resource_name, false)
         end
       end
     end