diff --git a/model/chain.js b/model/chain.js
index 9876f02..7c9c4b9 100644
--- a/model/chain.js
+++ b/model/chain.js
@@ -69,7 +69,7 @@ class Chain
 		{
 			Dragonfly.Info( "MultiChain " + name + ": length is zero, directly running handler" );
 			handler.apply( undefined, [] );
-			return;
+			return () => {};
 		}
 
 		var _self = this;