1 files changed, 1 insertions, 0 deletions
diff --git a/src/framework.js b/src/framework.js
index 9e0d163d..e682d547 100644
--- a/src/framework.js
+++ b/src/framework.js
@@ -134,6 +134,7 @@ Substrate.prototype = {
       }
       midComment();
     }
+    return null;
   }
 };