diff --git a/participation/tests.py b/participation/tests.py
index 4fd57e6..8750f8b 100644
--- a/participation/tests.py
+++ b/participation/tests.py
@@ -438,6 +438,7 @@ class TestStudentParticipation(TestCase):
         self.user.registration.save()
 
         # Team is valid
+        self.team.participation.tournament = self.tournament
         self.team.participation.valid = True
         self.team.participation.save()
         response = self.client.post(reverse("participation:team_leave"))
@@ -479,6 +480,7 @@ class TestStudentParticipation(TestCase):
                              reverse("participation:participation_detail", args=(self.team.participation.pk,)),
                              302, 403)
 
+        self.team.participation.tournament = self.tournament
         self.team.participation.valid = True
         self.team.participation.save()
         response = self.client.get(reverse("participation:my_participation_detail"))