diff --git a/src/extras/cacheAsBitmap.js b/src/extras/cacheAsBitmap.js
index b63ef3f..6fe9bbf 100644
--- a/src/extras/cacheAsBitmap.js
+++ b/src/extras/cacheAsBitmap.js
@@ -45,7 +45,7 @@
 
                 this._originalDestroy = this.destroy;
 
-                this._originalContainesPoint = this.containsPoint;
+                this._originalContainsPoint = this.containsPoint;
 
                 this.renderWebGL = this._renderCachedWebGL;
                 this.renderCanvas = this._renderCachedCanvas;