diff --git a/SAS/TMSS/test/t_scheduling.py b/SAS/TMSS/test/t_scheduling.py
index a6bf36f1988036f223d402cb1c713e285fdf5896..815ea142c7d42ac29c43068db15d6e734384efaa 100755
--- a/SAS/TMSS/test/t_scheduling.py
+++ b/SAS/TMSS/test/t_scheduling.py
@@ -58,15 +58,19 @@ test_data_creator = TMSSRESTTestDataCreator(tmss_test_env.django_server.url, (tm
 
 class SchedulingTest(unittest.TestCase):
     def test_schedule_observation_subtask_with_enough_resources_available(self):
-        subtask_data = test_data_creator.Subtask()
-        subtask = test_data_creator.post_data_and_get_response_as_json_object(subtask_data, '/subtask/')
-        subtask_id = subtask['id']
-
         with tmss_test_env.create_tmss_client() as client:
+            subtask_template = client.get_subtask_template("observationcontrol schema")
+
+            subtask_data = test_data_creator.Subtask(specifications_template_url=subtask_template['url'],
+                                                     specifications_doc=get_default_json_object_for_schema(subtask_template['schema']))
+            subtask = test_data_creator.post_data_and_get_response_as_json_object(subtask_data, '/subtask/')
+            subtask_id = subtask['id']
+
             client.set_subtask_status(subtask_id, 'defined')
             client.schedule_subtask(subtask_id)
 
 
+
 if __name__ == "__main__":
     os.environ['TZ'] = 'UTC'
     unittest.main()