diff --git a/api/alarm.py b/api/alarm.py
index eeb362a..25cea74 100644
--- a/api/alarm.py
+++ b/api/alarm.py
@@ -1,7 +1,8 @@
 from datetime import datetime
 from typing import List, Optional
 
-from fastapi import APIRouter, Depends, HTTPException, Query
+from fastapi import APIRouter, Depends, HTTPException, Query, Body
+from pydantic import BaseModel
 from sqlalchemy.orm import Session
 
 from db.crud import (
@@ -16,6 +17,12 @@ from inference.pipeline import get_pipeline
 router = APIRouter(prefix="/api/alarms", tags=["告警管理"])
 
 
+class AlarmUpdateRequest(BaseModel):
+    llm_checked: Optional[bool] = None
+    llm_result: Optional[str] = None
+    processed: Optional[bool] = None
+
+
 @router.get("", response_model=List[dict])
 def list_alarms(
     camera_id: Optional[int] = None,
@@ -72,12 +79,10 @@ def get_alarm(alarm_id: int, db: Session = Depends(get_db)):
 @router.put("/{alarm_id}")
 def update_alarm_status(
     alarm_id: int,
-    llm_checked: Optional[bool] = None,
-    llm_result: Optional[str] = None,
-    processed: Optional[bool] = None,
+    request: AlarmUpdateRequest = Body(...),
     db: Session = Depends(get_db),
 ):
-    alarm = update_alarm(db, alarm_id, llm_checked=llm_checked, llm_result=llm_result, processed=processed)
+    alarm = update_alarm(db, alarm_id, llm_checked=request.llm_checked, llm_result=request.llm_result, processed=request.processed)
     if not alarm:
         raise HTTPException(status_code=404, detail="告警不存在")
     return {"message": "更新成功"}