diff --git a/src/js/controller/piskel/PublicPiskelController.js b/src/js/controller/piskel/PublicPiskelController.js
index d9e5002b..a982968c 100644
--- a/src/js/controller/piskel/PublicPiskelController.js
+++ b/src/js/controller/piskel/PublicPiskelController.js
@@ -44,7 +44,7 @@
   };
 
   ns.PublicPiskelController.prototype.duplicateCurrentFrame = function () {
-    this.piskelController.duplicateFrameAt(this.getCurrentFrameIndex());
+    this.duplicateFrameAt(this.getCurrentFrameIndex());
   };
 
   ns.PublicPiskelController.prototype.raiseSaveStateEvent_ = function (fn, args) {