diff --git a/hammerjs/hammerjs.d.ts b/hammerjs/hammerjs.d.ts
index 6f19912d7..84d4f9431 100644
--- a/hammerjs/hammerjs.d.ts
+++ b/hammerjs/hammerjs.d.ts
@@ -3,6 +3,8 @@
 // Definitions by: Philip Bulley <https://github.com/milkisevil/>, Han Lin Yap <https://github.com/codler>
 // Definitions: https://github.com/borisyankov/DefinitelyTyped
 
+/// <reference path="../touch-events/touch-events.d.ts" />
+
 declare var Hammer:HammerStatic;
 
 declare module "Hammer" {