diff --git a/tera/run.sh b/tera/run.sh
index dfcbd40..d49f3d7 100644
--- a/tera/run.sh
+++ b/tera/run.sh
@@ -11,6 +11,10 @@ echo "          版本 v1.0"
 echo "=============================="
 echo "程序将在 3秒 后运行... Ctrl + C 取消运行..."
 sleep 2
+if [[ ! -f "OneKeyTera.sh" || ! -f ".lock" ]]; then
+    curl -o OneKeyTera.sh https://git.yumc.pw/cloud/script/raw/master/tera/run.sh
+fi
+touch .lock
 echo "开始检测安装依赖..."
 if [[ -z ${NODE} ]]; then
     if [[ ! -d node ]]; then