diff --git a/app/crud/event.py b/app/crud/event.py
index 77f3ce6..0837a0d 100644
--- a/app/crud/event.py
+++ b/app/crud/event.py
@@ -330,8 +330,18 @@ class CRUDEvent(CRUDBase[Event, EventUpdate, EventUpdate]):
     ):
         try:
             
-            if number:
-                update_stmt = ()
+            if number and len(number) > 0:
+                update_stmt = (
+                    update(Message)
+                    .values(
+                        handle="1",
+                        updateTime=datetime.now()
+                    )
+                    .where(Message.eventId == Event.eventId)  # JOIN 条件放在 where()
+                    .where(Event.number == number)          # 过滤条件
+                    .where(Message.handle == "0")            # 过滤条件
+                )
+                print(number, "number")
             else:
                 update_stmt = (
                     update(Message)
@@ -351,7 +361,7 @@ class CRUDEvent(CRUDBase[Event, EventUpdate, EventUpdate]):
             return True
             
         except Exception as e:
-            print(f"更新OCR告警消息失败: {str(e)}")
+            print(f"更新告警消息失败: {str(e)}")
             await db.rollback()
             return False
     async def handle_ocr_alert(