diff --git a/src/django/Dockerfile b/src/django/Dockerfile
index 8aecbccb..dd78ddfa 100644
--- a/src/django/Dockerfile
+++ b/src/django/Dockerfile
@@ -6,12 +6,21 @@ FROM python:3.10-slim-bullseye
 WORKDIR /usr/src
 COPY requirements.txt /tmp/
 
-ARG buildDeps=" build-essential libpq-dev"
-ARG deps=" gdal-bin libgdal-dev gettext postgresql-client"
-
-RUN apt-get update && apt-get install -y $buildDeps $deps --no-install-recommends
-RUN pip3 install --no-cache-dir -r /tmp/requirements.txt
-RUN apt-get purge -y --auto-remove $buildDeps
+RUN set -ex \
+    && buildDeps=" \
+       build-essential \
+       libpq-dev \
+    " \
+    && deps=" \
+       gdal-bin \
+       libgdal-dev \
+       gettext \
+       postgresql-client-13 \
+    " \
+    && apt-get update && apt-get install -y $buildDeps $deps --no-install-recommends \
+    && pip install --no-cache-dir -r /tmp/requirements.txt \
+    && apt-get purge -y --auto-remove $buildDeps \
+    && rm -rf /tmp/requirements.txt /var/lib/apt/lists/*
 
 COPY . /usr/src
 
diff --git a/src/django/gunicorn.conf.py b/src/django/gunicorn.conf.py
index fb185b31..ce81cb2c 100644
--- a/src/django/gunicorn.conf.py
+++ b/src/django/gunicorn.conf.py
@@ -4,6 +4,7 @@
 accesslog = "-"
 errorlog = "-"
 workers = 3
+worker_class = 'gevent'
 loglevel = "Info"
 
 ENVIRONMENT = os.getenv("DJANGO_ENV", "dev")