diff --git a/Maca.md b/Maca.md
index 463d049..6c1540d 100644
--- a/Maca.md
+++ b/Maca.md
@@ -38,7 +38,7 @@ yum makecache
 ## Maca For Pytorch
 ### 一次性安装
 ```
-pip3 install <PKG Name> -i https://mirror.metax-tech.com/maca-pypi/simple --trusted-host mirror.metax-tech.com
+pip3 install <PKG Name> -i https://mirror.metax-tech.com/maca-pypi/simple --trusted-host https://mirror.metax-tech.com
 ```
 ### 永久配置
 ```