diff --git a/Dockerfile b/Dockerfile
index c898d4d..cbfb2e3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,48 +1,48 @@
 FROM python:3.6
 
 RUN export DEBIAN_FRONTEND=noninteractive && \
   apt-get update && apt-get upgrade -y && \
   apt-get install -y \
     libapr1-dev \
     libaprutil1-dev \
     libpq-dev \
     libsvn-dev \
     libsystemd-dev \
     postgresql-client \
     wait-for-it \
     ngrep && \
   apt-get clean && \
   rm -rf /var/lib/apt/lists/*
 
 RUN pip install --upgrade pip setuptools wheel
 RUN pip install swh-deposit swh-indexer swh-journal swh-lister swh-loader-debian \
                 swh-loader-dir swh-loader-git swh-loader-mercurial swh-loader-pypi \
                 swh-loader-svn swh-loader-tar swh-storage swh-objstorage \
                 swh-scheduler swh-vault swh-web
 
-RUN pip install gunicorn psycopg2-binary  # to make pip silent
+RUN pip install gunicorn
 
 COPY services/swh-deposit/entrypoint.sh /swh-deposit/entrypoint.sh
 COPY services/swh-indexer-journal-client/entrypoint.sh /swh-indexer-journal-client/entrypoint.sh
 COPY services/swh-indexer-storage/entrypoint.sh /swh-indexer-storage/entrypoint.sh
 COPY services/swh-indexer-worker/entrypoint.sh /swh-indexer-worker/entrypoint.sh
 COPY services/swh-journal-client/entrypoint.sh /swh-journal-client/entrypoint.sh
 COPY services/swh-journal-publisher/entrypoint.sh /swh-journal-publisher/entrypoint.sh
 COPY services/swh-listers-worker/entrypoint.sh /swh-listers-worker/entrypoint.sh
 COPY services/swh-loaders-worker/entrypoint.sh /swh-loaders-worker/entrypoint.sh
 COPY services/swh-objstorage/entrypoint.sh /swh-objstorage/entrypoint.sh
 COPY services/swh-scheduler-api/entrypoint.sh /swh-scheduler-api/entrypoint.sh
 COPY services/swh-scheduler-worker/entrypoint.sh /swh-scheduler-worker/entrypoint.sh
 COPY services/swh-storage/entrypoint.sh /swh-storage/entrypoint.sh
 COPY services/swh-storage-listener/entrypoint.sh /swh-storage-listener/entrypoint.sh
 COPY services/swh-vault/entrypoint.sh /swh-vault/entrypoint.sh
 COPY services/swh-web/entrypoint.sh /swh-web/entrypoint.sh
 
 COPY services/swh-journal-client/client.py /swh-journal-client/
 
 COPY utils/pgsql.sh /swh-utils/pgsql.sh
 
 RUN useradd -ms /bin/bash swh
 
 RUN mkdir -p /srv/softwareheritage/objects