diff --git a/backbone/backbone-tests.ts b/backbone/backbone-tests.ts
index 2a2bf3b41..c1292c1c2 100644
--- a/backbone/backbone-tests.ts
+++ b/backbone/backbone-tests.ts
@@ -1,8 +1,6 @@
 /// <reference path="backbone.d.ts" />
 /// <reference path="../jquery/jquery.d.ts" />
 
-declare var _, $;
-
 function test_events() {
 
     var object = new Backbone.Events();