diff --git a/video-gen-api/app/tasks/scheduled_tasks.py b/video-gen-api/app/tasks/scheduled_tasks.py
index eb70cc58..47960446 100644
--- a/video-gen-api/app/tasks/scheduled_tasks.py
+++ b/video-gen-api/app/tasks/scheduled_tasks.py
@@ -31,21 +31,17 @@ from app.tasks.celery_app import celery_app
 logger = logging.getLogger("video_gen")
 
 
-def _update_task_status(task_id: str, status: str, error_msg: str | None = None) -> None:
+async def _update_task_status(task_id: str, status: str, error_msg: str | None = None) -> None:
     """更新任务最后执行状态。"""
-
-    async def _do():
-        async with async_session() as db:
-            result = await db.execute(select(ScheduledTask).where(ScheduledTask.id == task_id))
-            task = result.scalar_one_or_none()
-            if task is None:
-                return
-            task.last_run_at = datetime.now(timezone.utc).isoformat()
-            task.last_status = status
-            task.last_error = error_msg
-            await db.commit()
-
-    run_async(_do())
+    async with async_session() as db:
+        result = await db.execute(select(ScheduledTask).where(ScheduledTask.id == task_id))
+        task = result.scalar_one_or_none()
+        if task is None:
+            return
+        task.last_run_at = datetime.now(timezone.utc).isoformat()
+        task.last_status = status
+        task.last_error = error_msg
+        await db.commit()
 
 
 def _execute_internal_method(config: str | None) -> dict:
@@ -91,16 +87,15 @@ def execute_scheduled_task(self, task_id: str):
             if not task.is_active:
                 logger.info("定时任务已禁用，跳过执行: %s", task_id)
                 return
-
             task_config = task.config
 
         try:
             exec_result = _execute_internal_method(task_config)
-            _update_task_status(task_id, "success")
+            await _update_task_status(task_id, "success")
             logger.info("定时任务执行成功: %s -> %s", task_id, exec_result)
         except Exception as e:
             error_msg = str(e)
-            _update_task_status(task_id, "error", error_msg)
+            await _update_task_status(task_id, "error", error_msg)
             logger.exception("定时任务执行失败: %s", task_id)
 
     run_async(_run())