diff --git a/src/tests/presale/test_event.py b/src/tests/presale/test_event.py
index 4f20b04f6..a3981b069 100644
--- a/src/tests/presale/test_event.py
+++ b/src/tests/presale/test_event.py
@@ -1599,7 +1599,7 @@ class EventLocaleTest(EventTestMixin, SoupTest):
             '/%s/%s/' % (self.orga.slug, self.event.slug)
         )
         self.assertEqual(response.status_code, 200)
-        self.assertIn('Dec. 26,', response.rendered_content)
+        self.assertIn('Fri, Dec. 26th,', response.rendered_content)
         self.assertIn('14:00', response.rendered_content)
 
     def test_english_region_US(self):
@@ -1609,7 +1609,7 @@ class EventLocaleTest(EventTestMixin, SoupTest):
             '/%s/%s/' % (self.orga.slug, self.event.slug)
         )
         self.assertEqual(response.status_code, 200)
-        self.assertIn('Dec. 26,', response.rendered_content)
+        self.assertIn('Fri, Dec. 26th,', response.rendered_content)
         self.assertIn('2 p.m.', response.rendered_content)
 
     def test_german_region_US(self):
@@ -1619,5 +1619,5 @@ class EventLocaleTest(EventTestMixin, SoupTest):
             '/%s/%s/' % (self.orga.slug, self.event.slug)
         )
         self.assertEqual(response.status_code, 200)
-        self.assertIn('26. Dezember', response.rendered_content)
+        self.assertIn('Fr, 26. Dezember', response.rendered_content)
         self.assertIn('14:00', response.rendered_content)