diff --git a/README.md b/README.md
index 9555818..1e228b3 100644
--- a/README.md
+++ b/README.md
@@ -2,4 +2,4 @@
 小霸王坦克游戏源码
 
 #DEMO
-https://www.dotaplayer.cn/battlecity/
+http://www.dotaplayer.cn/battlecity/