diff --git a/js/messaging-handlers.js b/js/messaging-handlers.js
index 008b6eb54..3c3f3e71e 100644
--- a/js/messaging-handlers.js
+++ b/js/messaging-handlers.js
@@ -408,9 +408,6 @@ var onMessage = function(request, sender, callback) {
         case 'getLists':
             return getLists(callback);
 
-        case 'getLists':
-            return getLists(callback);
-
         case 'purgeAllCaches':
             return µb.assets.purgeAll(callback);