diff --git a/os/arch_install.txt b/os/arch_install.txt
index c58e13a..8151e53 100644
--- a/os/arch_install.txt
+++ b/os/arch_install.txt
@@ -144,3 +144,7 @@ systemctl enable vmware-vmblock-fuse.service
 这个命令可以自动检测并修改对应的配置文件
 sudo pacman-mirrors -c China -m rank
 sudo pacman -S ibus ibus-rime
+sudo pacman -S archlinuxcn-keyring
+sudo pacman-key --init
+sudo pacman-key --populate archlinux
+sudo pacman-key --populate archlinuxcn