diff --git a/tests/test_client.py b/tests/test_client.py
index 0ed7411..73fea3f 100644
--- a/tests/test_client.py
+++ b/tests/test_client.py
@@ -373,7 +373,10 @@ def test_purge(self):
         subdir.mkdir()
         readonly_file = dir_to_purge / 'readonly.dummy'
         items_to_purge = [
-            readonly_file, dir_to_purge / 'some.dummy', subdir / 'other.dummy', subdir
+            readonly_file,
+            dir_to_purge / 'some.dummy',
+            subdir / 'other.dummy',
+            subdir,
         ]
         items_to_keep = [dir_to_purge / 'file.to.keep']
         for item in items_to_purge + items_to_keep:
diff --git a/tests/test_utils.py b/tests/test_utils.py
index 84f56d1..18fbb72 100644
--- a/tests/test_utils.py
+++ b/tests/test_utils.py
@@ -57,7 +57,6 @@ def test_remove_readonly_file(self):
         if ON_WINDOWS:
             self.assertTrue(tufup.utils.remove_path(file_path, remove_readonly=True))
 
-
     def test_remove_readonly_dir(self):
         """
         on linux: a readonly directory prevents deletion of the directory itself