diff --git a/backend/Dockerfile b/backend/Dockerfile
index da38b35a5..8558d3f11 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -30,4 +30,4 @@ ENV VIRTUAL_ENV /env
 ENV PATH /env/bin:$PATH
 
 EXPOSE 8000
-CMD ["sh", "-c", "python manage.py migrate && gunicorn --bind :8000 --workers 3 backend.wsgi:application"]
\ No newline at end of file
+CMD ["sh", "-c", "python manage.py migrate && gunicorn -b '[::]:8000' --workers 3 backend.wsgi:application"]
diff --git a/frontend/scripts/start.sh b/frontend/scripts/start.sh
index d0069b9e7..48a745846 100644
--- a/frontend/scripts/start.sh
+++ b/frontend/scripts/start.sh
@@ -2,4 +2,5 @@
 
 # Set up runtime env vars and start next server
 bash scripts/replace-variable.sh && 
-NODE_ENV=production HOST=0.0.0.0 HOSTNAME=0.0.0.0 PORT=3000 node server.js
+NODE_ENV=production HOSTNAME=:: PORT=3000 node server.js
+