diff --git a/lib/action_controller/serialization.rb b/lib/action_controller/serialization.rb
index 0e1d8fff..cf4d0dd6 100644
--- a/lib/action_controller/serialization.rb
+++ b/lib/action_controller/serialization.rb
@@ -86,7 +86,7 @@ module ActionController
         options[:scope] = serialization_scope unless options.has_key?(:scope)
 
         if resource.respond_to?(:to_ary)
-          options[:resource_name]= controller_name 
+          options[:resource_name] = controller_name 
           options[:namespace] = namespace_for_serializer if namespace_for_serializer
         end