diff --git a/.env b/.env
index 796994d..5717f51 100644
--- a/.env
+++ b/.env
@@ -1,8 +1,8 @@
 # Local debug overrides
 DEBUG_SERVER_HOST=0.0.0.0
 
-# Alarm upload - cloud API URL (Service backend)
-CLOUD_API_URL=http://localhost:8000
+# Alarm upload - cloud API URL (WVP backend)
+CLOUD_API_URL=http://124.221.55.225:18080
 
 # ===== 边缘设备 ID（必须与 WVP 数据库 ROI 表的 device_id 一致） =====
 EDGE_DEVICE_ID=edge
diff --git a/core/alarm_upload_worker.py b/core/alarm_upload_worker.py
index 66c4016..3156a17 100644
--- a/core/alarm_upload_worker.py
+++ b/core/alarm_upload_worker.py
@@ -100,7 +100,7 @@ class AlarmUploadWorker:
         upload_cfg = self._settings.alarm_upload
         base_url = upload_cfg.cloud_api_url.rstrip("/")
         health_url = f"{base_url}/health"
-        report_url = f"{base_url}/admin-api/aiot/alarm/edge/report"
+        report_url = f"{base_url}/api/ai/alert/edge/report"
 
         self._logger.info(f"云端 API 地址: {base_url}")
         self._logger.info(f"告警上报端点: {report_url}")
@@ -250,7 +250,7 @@ class AlarmUploadWorker:
         """处理告警结束事件 - HTTP POST 到云端"""
         upload_cfg = self._settings.alarm_upload
         base_url = upload_cfg.cloud_api_url.rstrip("/")
-        url = f"{base_url}/admin-api/aiot/alarm/edge/resolve"
+        url = f"{base_url}/api/ai/alert/edge/resolve"
 
         headers = {"Content-Type": "application/json"}
         if upload_cfg.edge_token:
@@ -342,7 +342,7 @@ class AlarmUploadWorker:
         """
         upload_cfg = self._settings.alarm_upload
         base_url = upload_cfg.cloud_api_url.rstrip("/")
-        url = f"{base_url}/admin-api/aiot/alarm/edge/report"
+        url = f"{base_url}/api/ai/alert/edge/report"
 
         headers = {
             "Content-Type": "application/json",