diff --git a/docker/docker-bootstrap.sh b/docker/docker-bootstrap.sh
index 0784a0fdf2e5b..6b92e970028b4 100755
--- a/docker/docker-bootstrap.sh
+++ b/docker/docker-bootstrap.sh
@@ -40,6 +40,7 @@ if [[ "${1}" == "worker" ]]; then
   celery --app=superset.tasks.celery_app:app worker -O fair -l INFO
 elif [[ "${1}" == "beat" ]]; then
   echo "Starting Celery beat..."
+  rm -f /tmp/celerybeat.pid
   celery --app=superset.tasks.celery_app:app beat --pidfile /tmp/celerybeat.pid -l INFO -s "${SUPERSET_HOME}"/celerybeat-schedule
 elif [[ "${1}" == "app" ]]; then
   echo "Starting web app..."