diff --git a/metagpt/document_store/faiss_store.py b/metagpt/document_store/faiss_store.py
index 55c07b920..7833bc706 100644
--- a/metagpt/document_store/faiss_store.py
+++ b/metagpt/document_store/faiss_store.py
@@ -4,7 +4,6 @@
 @Time    : 2023/5/25 10:20
 @Author  : alexanderwu
 @File    : faiss_store.py
-@Modified By: mashenquan, 2023/8/20. Remove global configuration `CONFIG`, enable configuration support for business isolation.
 """
 import pickle
 from pathlib import Path