diff --git a/tests/app/dao/test_inbound_numbers_dao.py b/tests/app/dao/test_inbound_numbers_dao.py
index ade1f7f94..efb1e376c 100644
--- a/tests/app/dao/test_inbound_numbers_dao.py
+++ b/tests/app/dao/test_inbound_numbers_dao.py
@@ -38,7 +38,7 @@ def test_set_service_id_on_inbound_number(notify_db_session, sample_inbound_numb
     dao_set_inbound_number_to_service(service.id, numbers[0])
 
     stmt = select(InboundNumber).filter(InboundNumber.service_id == service.id)
-    res = db.session.execute(stmt).all()
+    res = db.session.execute(stmt).scalars().all()
 
     assert len(res) == 1
     assert res[0].service_id == service.id