diff --git a/backend/open_webui/socket/main.py b/backend/open_webui/socket/main.py
index 1518193da..e308087a3 100644
--- a/backend/open_webui/socket/main.py
+++ b/backend/open_webui/socket/main.py
@@ -393,7 +393,7 @@ async def heartbeat(sid, data):
     user = SESSION_POOL.get(sid)
     if user:
         SESSION_POOL[sid] = {**user, 'last_seen_at': int(time.time())}
-        Users.update_last_active_by_id(user['id'])
+        await asyncio.to_thread(Users.update_last_active_by_id, user['id'])
 
 
 @sio.on('join-channels')