diff --git a/docs/tutorials/integrating-with-rails.md b/docs/tutorials/integrating-with-rails.md
index f3506cde7..890e4f793 100644
--- a/docs/tutorials/integrating-with-rails.md
+++ b/docs/tutorials/integrating-with-rails.md
@@ -69,6 +69,8 @@ environment.plugins.append(
     ]
   })
 )
+
+module.exports = environment
 ```
 
 ### Adding Pack Tags