diff --git a/install-nvidia-smi.md b/install-nvidia-smi.md
index 7ddc0cf..cdecc07 100644
--- a/install-nvidia-smi.md
+++ b/install-nvidia-smi.md
@@ -19,5 +19,5 @@ conda create -n vllm-py12 python=3.12 -y
 cd /home/ss/vllm-py12
 conda activate vllm-py12
 export https_proxy=http://10.159.236.165:7890 http_proxy=http://10.159.236.165:7890 all_proxy=socks5://10.159.236.165:7891
-pip install vllm --extra-index-url https://download.pytorch.org/whl/cu128
+pip install vllm -i http://mirrors.cloud.tencent.com/pypi/simple --extra-index-url https://download.pytorch.org/whl/cu128
 ```
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