diff --git a/B04_wf1_Surface/B04_wf1_Surface_Engine_SheetStore.py b/B04_wf1_Surface/B04_wf1_Surface_Engine_SheetStore.py
index 2128640c..569eca19 100644
--- a/B04_wf1_Surface/B04_wf1_Surface_Engine_SheetStore.py
+++ b/B04_wf1_Surface/B04_wf1_Surface_Engine_SheetStore.py
@@ -14,7 +14,9 @@
 
 from __future__ import annotations
 
+import base64
 import datetime
+import http.cookiejar
 import json
 import re
 import shutil
@@ -24,9 +26,6 @@ import urllib.request
 import zipfile
 from pathlib import Path
 
-import base64
-import http.cookiejar
-
 from config.config_system import (
     MAP_SHEETS_DIR,
     MAP_SHEETS_INDEX_PATH,