diff --git a/swh/scheduler/celery_backend/listener.py b/swh/scheduler/celery_backend/listener.py
index ad2d9094c5ed152b4ea6a9a9cca84cf249ad6794..7ae3c061fffe0b7bc214120e6fb9324044fe0ba1 100644
--- a/swh/scheduler/celery_backend/listener.py
+++ b/swh/scheduler/celery_backend/listener.py
@@ -13,9 +13,9 @@ import click
 
 from arrow import utcnow
 from kombu import Queue
-from celery.events import EventReceiver
 
-from .config import app as main_app
+import celery
+from celery.events import EventReceiver
 
 
 class ReliableEventReceiver(EventReceiver):
@@ -166,8 +166,8 @@ def event_monitor(app, backend):
         })
 
     recv = ReliableEventReceiver(
-        main_app.connection(),
-        app=main_app,
+        celery.current_app.connection(),
+        app=celery.current_app,
         handlers={
             'task-started': task_started,
             'task-result': task_succeeded,
diff --git a/swh/scheduler/cli.py b/swh/scheduler/cli.py
index e0237b76e9dbd320fca9ba94fd551c06842526ad..925c1819d81312ae2f2399690a17299896fee1ab 100644
--- a/swh/scheduler/cli.py
+++ b/swh/scheduler/cli.py
@@ -497,7 +497,10 @@ def runner(ctx, period):
     This process is responsible for checking for ready-to-run tasks and
     schedule them."""
     from swh.scheduler.celery_backend.runner import run_ready_tasks
-    from swh.scheduler.celery_backend.config import app
+    from swh.scheduler.celery_backend.config import build_app
+
+    app = build_app(ctx.obj['config'].get('celery'))
+    app.set_current()
 
     logger = logging.getLogger(__name__ + '.runner')
     scheduler = ctx.obj['scheduler']
@@ -529,9 +532,12 @@ def listener(ctx):
     if not scheduler:
         raise ValueError('Scheduler class (local/remote) must be instantiated')
 
-    from swh.scheduler.celery_backend.listener import (
-        event_monitor, main_app)
-    event_monitor(main_app, backend=scheduler)
+    from swh.scheduler.celery_backend.config import build_app
+    app = build_app(ctx.obj['config'].get('celery'))
+    app.set_current()
+
+    from swh.scheduler.celery_backend.listener import event_monitor
+    event_monitor(app, backend=scheduler)
 
 
 @cli.command('api-server')