diff --git a/cocos/2d/CCProgressTimer.cpp b/cocos/2d/CCProgressTimer.cpp
index 35e7bbba81..e302108500 100644
--- a/cocos/2d/CCProgressTimer.cpp
+++ b/cocos/2d/CCProgressTimer.cpp
@@ -3,6 +3,7 @@ Copyright (c) 2010      Lam Pham
 Copyright (c) 2010-2012 cocos2d-x.org
 Copyright (c) 2013-2017 Chukong Technologies Inc
 Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
+Copyright (c) 2021 Bytedance Inc.
 
 http://www.cocos2d-x.org
 
@@ -229,6 +230,14 @@ Vec2 ProgressTimer::vertexFromAlphaPoint(Vec2 alpha)
     return ret;
 }
 
+void ProgressTimer::updateDisplayedOpacity(uint8_t parentOpacity)
+{
+    Node::updateDisplayedOpacity(parentOpacity);
+
+    _sprite->updateDisplayedOpacity(_displayedOpacity);
+    updateProgress();
+}
+
 void ProgressTimer::updateColor()
 {
     if (!_sprite)
diff --git a/cocos/2d/CCProgressTimer.h b/cocos/2d/CCProgressTimer.h
index 54c23c4adb..f59e7866b4 100644
--- a/cocos/2d/CCProgressTimer.h
+++ b/cocos/2d/CCProgressTimer.h
@@ -3,6 +3,7 @@ Copyright (c) 2010      Lam Pham
 Copyright (c) 2010-2012 cocos2d-x.org
 Copyright (c) 2013-2016 Chukong Technologies Inc.
 Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
+Copyright (c) 2021 Bytedance Inc.
 
 http://www.cocos2d-x.org
 
@@ -176,7 +177,8 @@ protected:
     void updateProgress();
     void updateBar();
     void updateRadial();
-    virtual void updateColor() override;
+    void updateDisplayedOpacity(uint8_t parentOpacity) override;
+    void updateColor() override;
     Vec2 boundaryTexCoord(char index);
 
     Type _type = Type::RADIAL;