diff --git a/swh/lister/phabricator/tests/test_tasks.py b/swh/lister/phabricator/tests/test_tasks.py
index 7651c7d..bf8f307 100644
--- a/swh/lister/phabricator/tests/test_tasks.py
+++ b/swh/lister/phabricator/tests/test_tasks.py
@@ -1,8 +1,12 @@
+# Copyright (C) 2019 the Software Heritage developers
+# License: GNU General Public License version 3, or any later version
+# See top-level LICENSE file for more information
+
 
 def test_ping(swh_app, celery_session_worker):
     res = swh_app.send_task(
         'swh.lister.phabricator.tasks.ping')
     assert res
     res.wait()
     assert res.successful()
     assert res.result == 'OK'