diff --git a/backend/theme/tests/test_serializers.py b/backend/theme/tests/test_serializers.py
index a827fdeac..5c7df5895 100644
--- a/backend/theme/tests/test_serializers.py
+++ b/backend/theme/tests/test_serializers.py
@@ -46,7 +46,10 @@ def test_header_serializer(self):
         expected_json = {
             'showScore': True,
             'nextExperimentButtonText': 'Next experiment',
-            'aboutButtonText': 'About us'
+            'aboutButtonText': 'About us',
+            'scoreClass': 'gold',
+            'scoreLabel': 'Points',
+            'noScoreLabel': 'No points yet!'
         }
         self.assertEqual(serialize_header(self.header), expected_json)