diff --git a/Maca.md b/Maca.md
index b6135d8..4a5a6b1 100644
--- a/Maca.md
+++ b/Maca.md
@@ -37,7 +37,7 @@ yum makecache
 ## Maca For Pytorch
 ### 一次性安装
 ```
-pip install <PKG Name> -i https://mirror.metax-tech.com/r/maca-pypi/simple --trusted-host mirror.metax-tech.com
+pip install <PKG Name> -i https://mirror.metax-tech.com/r/maca-pypi/simple --trusted-host https://mirror.metax-tech.com
 ```
 ### 永久配置
 ```