diff --git a/tests/test_toolbar.py b/tests/test_toolbar.py
index f91bfbb..b0b1fdb 100644
--- a/tests/test_toolbar.py
+++ b/tests/test_toolbar.py
@@ -449,7 +449,7 @@ def test_site_dropdown_url_renders_admin_changelist_url(self):
         admin_menu = request.toolbar.get_or_create_menu(ADMIN_MENU_IDENTIFIER)
         site_aliases_url = admin_menu.items[3].url
         admin_changelist_aliases_url = (
-            reverse("admin:{}_alias_changelist".format(AliasContent._meta.app_label))
+            reverse(f"admin:{AliasContent._meta.app_label}_alias_changelist")
             + "?language=en"
         )