diff --git a/freezing/web/views/api.py b/freezing/web/views/api.py
index 070536c..78fbd23 100644
--- a/freezing/web/views/api.py
+++ b/freezing/web/views/api.py
@@ -3,7 +3,6 @@
 import hashlib
 import json
 import os
-import re
 from datetime import timedelta
 from decimal import Decimal
 from pathlib import Path
@@ -463,7 +462,11 @@ def track_map_all():
 
     key_str = hash_tag or ride_ids
     key = (
-        hashlib.md5(key_str.encode("utf-8"), usedforsecurity=False) if key_str else None
+        hashlib.md5(
+            key_str.encode("utf-8"), usedforsecurity=False
+        )  # nosec B303 - not used for security
+        if key_str
+        else None
     )
     return _make_gzip_json_response(
         _get_cached(