diff --git a/examples/cocos-creator-multiplayer/README.md b/examples/cocos-creator-multiplayer/README.md
index 66a6012..0af0d0f 100644
--- a/examples/cocos-creator-multiplayer/README.md
+++ b/examples/cocos-creator-multiplayer/README.md
@@ -33,6 +33,4 @@ npm run dev
 
 ## 效果预览
 
-https://user-images.githubusercontent.com/6877923/115474571-03c75800-a23e-11eb-8096-8973aad5fa9f.mp4
-
-https://github.com/k8w/tsrpc-examples/blob/main/examples/cocos-creator-multiplayer/preview.mp4
\ No newline at end of file
+https://cdn.kingworks.cn/proj/2021/cocos-star-meeting/game-demo.mp4
\ No newline at end of file
diff --git a/examples/cocos-creator-multiplayer/preview.mp4 b/examples/cocos-creator-multiplayer/preview.mp4
deleted file mode 100755
index 12d21d5..0000000
Binary files a/examples/cocos-creator-multiplayer/preview.mp4 and /dev/null differ