diff --git a/install-nvidia-smi.md b/install-nvidia-smi.md
index 0c389b5..7a71543 100644
--- a/install-nvidia-smi.md
+++ b/install-nvidia-smi.md
@@ -14,6 +14,13 @@ nvidia-smi
 nvcc -V
 ```
 
+```
+E: Failed to fetch http://mirrors.tuna.tsinghua.edu.cn/ubuntu/pool/restricted/l/linux-restricted-modules/linux-objects-nvidia-570-6.8.0-63-generic_6.8.0-63.66+3_amd64.deb  403  Forbidden [IP: 101.6.15.130 80]
+E: Failed to fetch http://mirrors.tuna.tsinghua.edu.cn/ubuntu/pool/restricted/l/linux-restricted-signatures/linux-signatures-nvidia-6.8.0-63-generic_6.8.0-63.66+3_amd64.deb  403  Forbidden [IP: 101.6.15.130 80]
+E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
+
+```
+
 ```
 (base) root@ss-IdeaPad-PC:/etc/apt/sources.list.d# cat ubuntu.sources 
 Types: deb