diff --git a/admin/dashboard/blueprints/message_push.py b/admin/dashboard/blueprints/message_push.py
index 24498be..016e2f1 100644
--- a/admin/dashboard/blueprints/message_push.py
+++ b/admin/dashboard/blueprints/message_push.py
@@ -4,7 +4,7 @@ from concurrent.futures import ThreadPoolExecutor
 import os
 import json
 import uuid
-from datetime import datetime
+from datetime import datetime, timedelta
 from flask import Blueprint, render_template, jsonify, request, current_app, session
 from pathlib import Path
 from werkzeug.utils import secure_filename
@@ -141,6 +141,13 @@ def api_create_task():
         data['task_id'] = str(uuid.uuid4())
         data['creator_id'] = username
 
+        # 处理recurring_time
+        if 'recurring_time' in data and data['recurring_time']:
+            if isinstance(data['recurring_time'], timedelta):
+                hours = data['recurring_time'].seconds // 3600
+                minutes = (data['recurring_time'].seconds % 3600) // 60
+                data['recurring_time'] = f"{hours:02d}:{minutes:02d}"
+
         # 创建任务
         db = current_app.dashboard_server.task_db
         task = db.create_task(data)