diff --git a/pkg_resources/tests/test_working_set.py b/pkg_resources/tests/test_working_set.py
index 7bb84952c1..ed20c59dd3 100644
--- a/pkg_resources/tests/test_working_set.py
+++ b/pkg_resources/tests/test_working_set.py
@@ -104,9 +104,13 @@ def parametrize_test_working_set_resolve(*test_list):
                 )
             )
     return pytest.mark.parametrize(
-        'installed_dists,installable_dists,'
-        'requirements,replace_conflicting,'
-        'resolved_dists_or_exception',
+        (
+            "installed_dists",
+            "installable_dists",
+            "requirements",
+            "replace_conflicting",
+            "resolved_dists_or_exception",
+        ),
         argvalues,
         ids=idlist,
     )
diff --git a/setuptools/tests/test_egg_info.py b/setuptools/tests/test_egg_info.py
index a68ecaba4c..6076ae416a 100644
--- a/setuptools/tests/test_egg_info.py
+++ b/setuptools/tests/test_egg_info.py
@@ -305,7 +305,12 @@ def parametrize(*test_list, **format_dict):
                         )
                     )
             return pytest.mark.parametrize(
-                'requires,use_setup_cfg,expected_requires,install_cmd_kwargs',
+                (
+                    "requires",
+                    "use_setup_cfg",
+                    "expected_requires",
+                    "install_cmd_kwargs",
+                ),
                 argvalues,
                 ids=idlist,
             )