diff --git a/django_celery_beat/schedulers.py b/django_celery_beat/schedulers.py
index 4761492d..ff6ff2ec 100644
--- a/django_celery_beat/schedulers.py
+++ b/django_celery_beat/schedulers.py
@@ -8,6 +8,8 @@
 from celery import current_app
 from celery import schedules
 from celery.beat import Scheduler, ScheduleEntry
+from kombu.utils.encoding import safe_str, safe_repr
+
 from celery.utils.log import get_logger
 from celery.utils.time import maybe_make_aware
 from kombu.utils.encoding import safe_str, safe_repr