diff --git a/pixi.js/pixi.js.d.ts b/pixi.js/pixi.js.d.ts
index dfccd33431..d8e6bf86d7 100644
--- a/pixi.js/pixi.js.d.ts
+++ b/pixi.js/pixi.js.d.ts
@@ -1456,6 +1456,7 @@ declare namespace PIXI {
             global: Point;
             target: DisplayObject;
             originalEvent: Event;
+            identifier: number;
 
             getLocalPosition(displayObject: DisplayObject, point?: Point, globalPos?: Point): Point;