diff --git a/src/argus/notificationprofile/factories.py b/src/argus/notificationprofile/factories.py
index e663fb68a..d02ab7159 100644
--- a/src/argus/notificationprofile/factories.py
+++ b/src/argus/notificationprofile/factories.py
@@ -34,7 +34,7 @@ class Meta:
     timeslot = factory.SubFactory(TimeslotFactory)
     start = factory.Faker("time_object")
     end = factory.Faker("time_object")
-    days = factory.Faker("random_sample", elements=[models.TimeRecurrence.Day])
+    days = factory.Faker("random_sample", elements=[x for x, _ in models.TimeRecurrence.Day.choices])
 
 
 class MinimalTimeRecurrenceFactory(TimeRecurrenceFactory):