diff --git a/.gitignore b/.gitignore
index 296b3105..fd067266 100644
--- a/.gitignore
+++ b/.gitignore
@@ -64,7 +64,7 @@ coverage.xml
 
 # Django stuff:
 *.log
-log/
+/log/
 local_settings.py
 db.sqlite3
 db.sqlite3-journal
diff --git a/rdagent/log/logger.py b/rdagent/log/logger.py
index 5ac566e4..c35d37fe 100644
--- a/rdagent/log/logger.py
+++ b/rdagent/log/logger.py
@@ -9,7 +9,7 @@ from pathlib import Path
 from typing import Union, Generator, Dict, Any
 from logging import LogRecord
 
-from loguru import logger, Record
+from loguru import Record, logger
 from psutil import Process
 
 from rdagent.core.conf import RD_AGENT_SETTINGS
diff --git a/requirements.txt b/requirements.txt
index 18666207..90cba092 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,6 +7,7 @@ scipy
 python-Levenshtein
 scikit-learn
 filelock
+loguru-mypy
 
 # PDF related
 pypdf