diff --git a/tests/app/tests/test_webpack.py b/tests/app/tests/test_webpack.py
index 9d26fc4a..a4114a06 100644
--- a/tests/app/tests/test_webpack.py
+++ b/tests/app/tests/test_webpack.py
@@ -137,7 +137,7 @@ def test_code_spliting(self):
 
         chunks = assets['chunks']
         self.assertIn('main', chunks)
-        self.assertEquals(len(chunks), 1)
+        self.assertEqual(len(chunks), 1)
 
         files = assets['assets']
         self.assertEqual(files['main.js']['path'], os.path.join(