diff --git a/wcivf/apps/elections/tests/factories.py b/wcivf/apps/elections/tests/factories.py
index 4e7c64bb9..3b47b0ced 100644
--- a/wcivf/apps/elections/tests/factories.py
+++ b/wcivf/apps/elections/tests/factories.py
@@ -9,7 +9,7 @@ class Meta:
         model = Election
         django_get_or_create = ("slug",)
 
-    slug = "parl.2015"
+    slug = "parl.2015-05-07"
     election_date = timezone.datetime(2015, 5, 7).date()
     current = True
     name = "UK General Election 2015"