diff --git a/fusion_tasks/tests/test_task_tz.py b/fusion_tasks/tests/test_task_tz.py
index 539a8dbd..3171d088 100644
--- a/fusion_tasks/tests/test_task_tz.py
+++ b/fusion_tasks/tests/test_task_tz.py
@@ -29,6 +29,8 @@ class TestTaskTz(TransactionCase):
             'scheduled_date': date(date.today().year + 1, 7, 1),
             'time_start': 9.0,
             'time_end': 10.0,
+            'description': 'TZ round-trip test',  # description is required (NOT NULL)
+            'is_in_store': True,                  # avoids the address-required constraint
         })
 
     def test_local_to_utc_compute(self):