diff --git a/utils/mem.py b/utils/mem.py
index 0eaca9d..69e3c17 100644
--- a/utils/mem.py
+++ b/utils/mem.py
@@ -6,7 +6,6 @@
 import psutil
 import datetime
 import time
-from entity.memory_entity import SysModel
 
 
 async def get_sys_info():