2 files changed, 2 insertions, 2 deletions
diff --git a/tests/forms_tests/tests/test_forms.py b/tests/forms_tests/tests/test_forms.py
index 6478116f02..1980e01d73 100644
--- a/tests/forms_tests/tests/test_forms.py
+++ b/tests/forms_tests/tests/test_forms.py
@@ -1384,7 +1384,7 @@ class FormsTestCase(TestCase):
         """
         class CustomWidget(TextInput):
             def render(self, name, value, attrs=None):
-                return format_html(str('<input{0} />'), ' id=custom')
+                return format_html(str('<input{} />'), ' id=custom')
 
         class SampleForm(Form):
             name = CharField(widget=CustomWidget)
diff --git a/tests/forms_tests/tests/tests.py b/tests/forms_tests/tests/tests.py
index d53d030158..0b3d5765a0 100644
--- a/tests/forms_tests/tests/tests.py
+++ b/tests/forms_tests/tests/tests.py
@@ -316,7 +316,7 @@ class EmptyLabelTestCase(TestCase):
             m = f.save()
             self.assertEqual(expected, getattr(m, key))
             self.assertEqual('No Preference',
-                             getattr(m, 'get_{0}_display'.format(key))())
+                             getattr(m, 'get_{}_display'.format(key))())
 
     def test_empty_field_integer(self):
         f = EmptyIntegerLabelChoiceForm()