diff --git a/backend-python/dep_check.py b/backend-python/dep_check.py
index 87dde75..ee24f15 100644
--- a/backend-python/dep_check.py
+++ b/backend-python/dep_check.py
@@ -1,7 +1,6 @@
 import GPUtil
 import torch
 import rwkv
-import langchain
 import fastapi
 import uvicorn
 import sse_starlette