diff --git a/swh/lister/phabricator/tasks.py b/swh/lister/phabricator/tasks.py
index 5ec794d..e465f69 100644
--- a/swh/lister/phabricator/tasks.py
+++ b/swh/lister/phabricator/tasks.py
@@ -1,23 +1,16 @@
 # 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
 
 from swh.scheduler.celery_backend.config import app
 from swh.lister.phabricator.lister import PhabricatorLister
 
 
-def new_lister(forge_url='https://forge.softwareheritage.org', instance='swh',
-               api_token=None, **kw):
-    return PhabricatorLister(
-        forge_url=forge_url, instance=instance, api_token=api_token, **kw)
-
-
 @app.task(name=__name__ + '.FullPhabricatorLister')
 def full_phabricator_lister(**lister_args):
-    lister = new_lister(**lister_args)
-    lister.run()
+    PhabricatorLister(**lister_args).run()
 
 
 @app.task(name=__name__ + '.ping')
 def ping():
     return 'OK'