diff --git a/2.PVE初始化配置.md b/2.PVE初始化配置.md
index f3034be..00dbaa1 100644
--- a/2.PVE初始化配置.md
+++ b/2.PVE初始化配置.md
@@ -61,16 +61,16 @@ deb https://mirrors.ustc.edu.cn/debian-security bullseye-security main contrib
 ## Debian Bullseye 完整源 （USTC）
 
 deb https://mirrors.ustc.edu.cn/debian/ bullseye main contrib non-free
-#deb-src https://mirrors.ustc.edu.cn/debian/ bullseye main contrib non-free
+# deb-src https://mirrors.ustc.edu.cn/debian/ bullseye main contrib non-free
 
 deb https://mirrors.ustc.edu.cn/debian/ bullseye-updates main contrib non-free
-#deb-src https://mirrors.ustc.edu.cn/debian/ bullseye-updates main contrib non-free
+# deb-src https://mirrors.ustc.edu.cn/debian/ bullseye-updates main contrib non-free
 
 deb https://mirrors.ustc.edu.cn/debian/ bullseye-backports main contrib non-free
-#deb-src https://mirrors.ustc.edu.cn/debian/ bullseye-backports main contrib non-free
+# deb-src https://mirrors.ustc.edu.cn/debian/ bullseye-backports main contrib non-free
 
 deb https://mirrors.ustc.edu.cn/debian-security/ bullseye-security main contrib non-free
-#deb-src https://mirrors.ustc.edu.cn/debian-security/ bullseye-security main contrib non-free
+# deb-src https://mirrors.ustc.edu.cn/debian-security/ bullseye-security main contrib non-free
 ```
 
 可以看到，PVE 的系统源和 Debian 完整源的差异在于 `non-free` 和 `bullseye-backports` 。