diff --git a/apps/swh-lister/entrypoint.sh b/apps/swh-lister/entrypoint.sh
index d7b956c..7909d47 100644
--- a/apps/swh-lister/entrypoint.sh
+++ b/apps/swh-lister/entrypoint.sh
@@ -1,23 +1,23 @@
 #!/bin/bash
 
 set -e
 
 case "$1" in
   "shell")
     shift
     echo "Running command $@"
     exec bash -i "$@"
     ;;
   *)
     echo Starting the swh Celery worker for ${SWH_WORKER_INSTANCE}
     exec python -m celery \
        --app=swh.scheduler.celery_backend.config.app \
        worker \
        --pool=prefork --events \
        --concurrency=${CONCURRENCY} \
-       --maxtasksperchild=${MAX_TASKS_PER_CHILD} \
+       --max-tasks-per-child=${MAX_TASKS_PER_CHILD} \
        -Ofair --loglevel=${LOGLEVEL} \
        --without-gossip --without-mingle --without-heartbeat \
        --hostname "${SWH_WORKER_INSTANCE}@%h"
     ;;
 esac
diff --git a/apps/swh-loader-git/entrypoint.sh b/apps/swh-loader-git/entrypoint.sh
index d7b956c..7909d47 100644
--- a/apps/swh-loader-git/entrypoint.sh
+++ b/apps/swh-loader-git/entrypoint.sh
@@ -1,23 +1,23 @@
 #!/bin/bash
 
 set -e
 
 case "$1" in
   "shell")
     shift
     echo "Running command $@"
     exec bash -i "$@"
     ;;
   *)
     echo Starting the swh Celery worker for ${SWH_WORKER_INSTANCE}
     exec python -m celery \
        --app=swh.scheduler.celery_backend.config.app \
        worker \
        --pool=prefork --events \
        --concurrency=${CONCURRENCY} \
-       --maxtasksperchild=${MAX_TASKS_PER_CHILD} \
+       --max-tasks-per-child=${MAX_TASKS_PER_CHILD} \
        -Ofair --loglevel=${LOGLEVEL} \
        --without-gossip --without-mingle --without-heartbeat \
        --hostname "${SWH_WORKER_INSTANCE}@%h"
     ;;
 esac