diff --git a/docker/services/swh-objstorage/entrypoint.sh b/docker/services/swh-objstorage/entrypoint.sh
index 370fc20..4d8c186 100755
--- a/docker/services/swh-objstorage/entrypoint.sh
+++ b/docker/services/swh-objstorage/entrypoint.sh
@@ -1,25 +1,24 @@
 #!/bin/bash
 
 set -e
 
 source /srv/softwareheritage/utils/pyutils.sh
 setup_pip
 
 echo Installed Python packages:
 pip list
 
 if [ "$1" = 'shell' ] ; then
     exec bash -i
 else
     echo Starting the swh-objstorage API server
   exec gunicorn --bind 0.0.0.0:5003 \
-       --worker-class aiohttp.worker.GunicornWebWorker \
        --log-level DEBUG \
        --threads 4 \
        --workers 2 \
        --reload \
        --timeout 3600 \
        --config 'python:swh.core.api.gunicorn_config' \
        'swh.objstorage.api.server:make_app_from_configfile()'
 
 fi