diff --git a/test/sample_window.cpp b/test/sample_window.cpp
index 54bdfef0d05d283410fbb24e646fc7f38dd590c3..89c0ee5bbd69b9609b0f61437b3433621c52bb5c 100755
--- a/test/sample_window.cpp
+++ b/test/sample_window.cpp
@@ -221,7 +221,6 @@ void TestWindow()
 
     auto imageAnimCallback = new ImageAnimatorCallbackDemo();
     Animator* imageAnimator = new Animator(imageAnimCallback, g_rootView1, 0, true);
-    AnimatorManager::GetInstance()->Add(imageAnimator);
     imageAnimator->Start();
 
     CreateDefaultWindow(g_rootView1, 0, 50);    // 50: y