diff --git a/Dockerfile b/Dockerfile
index f9b3e28..ca0cbe8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,8 @@
 FROM ubuntu:20.04
 WORKDIR /code
-RUN apt-get update && apt-get -y install python3-pip python3-psycopg2 libpq-dev
+RUN apt-get update && apt-get -y install python3-pip python3-psycopg2 libpq-dev gunicorn
 COPY requirements.txt requirements.txt
 RUN pip3 install -r requirements.txt
-EXPOSE 5000
+EXPOSE 443
 COPY . .
-CMD ["python3", "/code/main.py"]
+CMD ["gunicorn", "--bind=0.0.0.0:443", "--workers=2","--threads=2", "--certfile", "/etc/letsencrypt/live/book.depaoli.id.au/fullchain.pem", "--keyfile", "/etc/letsencrypt/live/book.depaoli.id.au/privkey.pem","main:app"]