diff --git a/src/router/index.ts b/src/router/index.ts
index aa9b5968..11e44375 100644
--- a/src/router/index.ts
+++ b/src/router/index.ts
@@ -507,7 +507,7 @@ function isTimeRangePassed(timeRange) {
 router.beforeEach((to: any, from, next) => {
 	store.commit("set_view_loading", true);
   //系统维护时间
-	const time = '2025-11-21T23:00:00 - 2025-11-22T00:00:00';
+	const time = '2025-12-19T21:00:00 - 2025-12-19T22:00:00';
 	if (isTimeRangePassed(time) == 'in_progress') {
 	  // 	系统维护
 		const toName = to.name === 'upgrade';