diff --git a/README.md b/README.md
index 210a1bd..5758011 100644
--- a/README.md
+++ b/README.md
@@ -46,5 +46,5 @@ RUN --mount=type=cache,target=/var/cache/apt \
 
 #### Python 镜像源配置测试
 ```bash
-pip config set global.index-url https://mirrors.martin98.com/repository/pypi-tsinghua/simple
+pip config set global.index-url https://mirrors.martin98.com/repository/pypi-group/simple
 ```
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