diff --git a/src/animation.js b/src/animation.js
index e9f64826..69b9d2f9 100644
--- a/src/animation.js
+++ b/src/animation.js
@@ -191,7 +191,6 @@
       this._inEffect = false;
       this._idle = true;
       this._paused = false;
-      this._isFinished = true;
       this._finishedFlag = true;
       this._currentTime = 0;
       this._startTime = null;