diff --git a/install.sh b/install.sh
index 2ccf724..7cadeec 100644
--- a/install.sh
+++ b/install.sh
@@ -70,6 +70,7 @@ while true; do
     echo "3. 卸载安装"
     echo "4. 查看服务状态"
     echo "5. 查看运行目录"
+    echo "6. 修改端口"
     echo "0. 退出"
     echo -n "请选择一个选项: "
     read option
@@ -97,6 +98,10 @@ while true; do
             echo "运行目录: /usr/local/bin/sublink"
             echo "需要备份的目录为db,template目录为模版文件可备份可不备份"
             ;;
+        6)
+            read -p "请输入要修改的端口: " new_port
+            /usr/local/bin/sublink/sublink run --port "$new_port"
+            ;;
         0)
             exit 0
             ;;