diff --git a/setup.cfg b/setup.cfg
index dedd947..1670268 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -20,6 +20,8 @@ classifiers =
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
+    Programming Language :: Python :: 3.12
+    Programming Language :: Python :: 3.13
     Programming Language :: Python :: Implementation :: CPython
     Typing :: Typed
 keywords =
diff --git a/src/skhep_testdata/local_files.py b/src/skhep_testdata/local_files.py
index 902ea48..58fb414 100644
--- a/src/skhep_testdata/local_files.py
+++ b/src/skhep_testdata/local_files.py
@@ -1,16 +1,14 @@
 from __future__ import annotations
 
-import sys
 import tempfile
 import zipfile
+from importlib import resources
 from pathlib import Path
 
 import requests
 
 from . import data, remote_files
 
-from importlib import resources
-
 __all__ = ("data_path", "download_all", "known_files")
 
 
diff --git a/src/skhep_testdata/remote_files.py b/src/skhep_testdata/remote_files.py
index b32d54b..7286de4 100644
--- a/src/skhep_testdata/remote_files.py
+++ b/src/skhep_testdata/remote_files.py
@@ -3,15 +3,13 @@
 import errno
 import logging
 import os
-import sys
 import tarfile
+from importlib import resources
 from typing import ClassVar
 from urllib.request import urlretrieve
 
 import yaml
 
-from importlib import resources
-
 _default_data_dir = os.path.realpath(os.path.dirname(__file__))