diff --git a/apps/home/utils.py b/apps/home/utils.py
index 305fc7c..2433680 100644
--- a/apps/home/utils.py
+++ b/apps/home/utils.py
@@ -1,6 +1,7 @@
 import datetime
 import xml.dom.minidom
 
+from asgiref.sync import async_to_sync
 from django.conf import settings
 from ovinc_client.core.logger import logger
 
@@ -56,4 +57,4 @@ def upload_cos(self) -> None:
         if not settings.QCLOUD_SECRET_ID or not settings.QCLOUD_SECRET_KEY:
             logger.warning("[Sitemap] QCloud Init Unfinished")
             return
-        COSClient().upload(self.tree.toxml(), "sitemap.xml", ContentType="application/xml")
+        async_to_sync(COSClient().upload)(self.tree.toxml(), "sitemap.xml", ContentType="application/xml")