diff --git a/lib/cloudfunc.js b/lib/cloudfunc.js
index 5974aa35..c57609f0 100644
--- a/lib/cloudfunc.js
+++ b/lib/cloudfunc.js
@@ -97,6 +97,8 @@ var Util;
                     
                     return listener;
                 });
+            
+            return this;
         };
         
           /**