diff --git a/init_sudo.sh b/init_sudo.sh
index 921d0e9..53a9e53 100755
--- a/init_sudo.sh
+++ b/init_sudo.sh
@@ -149,7 +149,7 @@ configure_tmux() {
 configure_iptables() {
     [ -f /etc/network/if-pre-up.d/iptables-load ] && return
 
-    read -p "要配置 iptables 吗？[n/Y]: " response
+    read -p "要配置 iptables 吗？[N]: " response
 
     if [[ $response =~ ^[Yy]$ ]]; then
         sudo cp $scriptdir/files/iptables-load /etc/network/if-pre-up.d/iptables-load