diff --git a/setup-home.sh b/setup-home.sh
index f9ab70a..e62e649 100644
--- a/setup-home.sh
+++ b/setup-home.sh
@@ -4,6 +4,7 @@ echo "Usage: setup.sh"
 echo "Example: setup.sh"
 
 echo "######## 安装 ##################"
+mv ~/.bashrc ~/.bashrc.backup
 ln -s ~/linux.config/.emacs ~/
 ln -s ~/linux.config/.emacs.lisp ~/
 ln -s ~/linux.config/.bashrc ~/