diff --git a/internal/routes/carrier_scheduler.go b/internal/routes/carrier_scheduler.go
index 88cc2e95..f4aaac1b 100644
--- a/internal/routes/carrier_scheduler.go
+++ b/internal/routes/carrier_scheduler.go
@@ -56,7 +56,7 @@ func registerCarrierSchedulerRoutes(router fiber.Router, handler *admin.CarrierS
 		Summary: "查询卡轮询失败告警详情", Tags: tags, Input: new(dto.PollingFailureAlertIDPath), Output: new(dto.PollingFailureAlertItem), Auth: true,
 	})
 	Register(alerts, doc, alertsPath, "PUT", "/:id/status", handler.HandleAlert, RouteSpec{
-		Summary: "标记卡轮询失败告警已处理", Description: "只有未处理告警可标记；关闭该卡轮询请使用资产轮询开关接口。", Tags: tags,
+		Summary: "标记卡轮询失败告警已处理", Description: "只有未处理告警可标记；需要关闭对应卡的轮询时使用 POST /polling-failure-alerts/close-polling（告警状态自动改为已关闭轮询）。", Tags: tags,
 		Input: new(dto.HandlePollingFailureAlertRequest), Output: nil, Auth: true,
 	})