diff --git a/index.js b/index.js
index f909bbc..62817ea 100644
--- a/index.js
+++ b/index.js
@@ -78,6 +78,8 @@ var handlers = {
         var msg = [projectName + ': merge request (' + from + ':' + to + ') #' + id + ' has changed state ("' + state + '")'];
         msg.push(title);
         msg.push(url);
+
+        return msg;
     },
 
     build: function(body) {