diff --git a/lib/fog/aws/rds.rb b/lib/fog/aws/rds.rb
index 085331576..48912b2ed 100644
--- a/lib/fog/aws/rds.rb
+++ b/lib/fog/aws/rds.rb
@@ -158,7 +158,7 @@ module Fog
         end
 
         def owner_id
-          @owner_id ||= Fog::AWS[:rds].security_groups.get('default').owner_id
+          @owner_id ||= security_groups.get('default').owner_id
         end
 
         def reload