diff --git a/content/post/mirror-help/kali.md b/content/post/mirror-help/kali.md
index 766e0d3..5a2b223 100644
--- a/content/post/mirror-help/kali.md
+++ b/content/post/mirror-help/kali.md
@@ -10,6 +10,6 @@ Kali Linux 是基于Debian的Linux发行版，设计用于数字鉴识和渗透
 
 编辑`/etc/apt/sources.list`，在头部添加：
 ```sh
-deb https://mirrors.sjtug.sjtu.edu.cn/kali kali-rolling main non-free contrib
-deb-src https://mirrors.sjtug.sjtu.edu.cn/kali kali-rolling main non-free contrib
-```
\ No newline at end of file
+deb https://mirrors.sjtug.sjtu.edu.cn/kali kali-rolling main contrib non-free non-free-firmware
+deb-src https://mirrors.sjtug.sjtu.edu.cn/kali kali-rolling main contrib non-free non-free-firmware
+```