diff --git a/ansible/inventories/production/group_vars/webservers/vars.yaml b/ansible/inventories/production/group_vars/webservers/vars.yaml
index 08f75fa..9bb422c 100644
--- a/ansible/inventories/production/group_vars/webservers/vars.yaml
+++ b/ansible/inventories/production/group_vars/webservers/vars.yaml
@@ -11,7 +11,7 @@ nginx_worker_connections: 1024
 
 domain: "{{ vault_domain }}"
 
-allowed_domains: "public-health.ch,www.public-health.ch,sphc.ch,www.sphc.ch,ngo-allianz-ebk.ch,www.ngo-allianz-ebk.ch"
+allowed_domains: "{{ vault_allowed_domains }}"
 
 django_email_key: "{{ vault_django_email_key }}"
 django_email_domain: "{{ vault_django_email_domain }}"
diff --git a/ansible/inventories/production/group_vars/webservers/vault.yaml b/ansible/inventories/production/group_vars/webservers/vault.yaml
index cbcdf3e..c7db07f 100644
--- a/ansible/inventories/production/group_vars/webservers/vault.yaml
+++ b/ansible/inventories/production/group_vars/webservers/vault.yaml
@@ -1,26 +1,30 @@
 $ANSIBLE_VAULT;1.1;AES256
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diff --git a/ansible/roles/web/templates/docker-compose.j2 b/ansible/roles/web/templates/docker-compose.j2
index ad105f2..3b508a7 100644
--- a/ansible/roles/web/templates/docker-compose.j2
+++ b/ansible/roles/web/templates/docker-compose.j2
@@ -13,7 +13,7 @@ web:
     - "5000:5000"
   environment:
     - DJANGO_SETTINGS_MODULE={{ django_project_name }}.settings.production
-    - ALLOWED_HOSTS={{ allowed_domains }},{{ ipv4_addresses|join(':5000,') }}
+    - ALLOWED_HOSTS=www.{{ allowed_domains|join(',www.') }},{{ allowed_domains }},{{ ipv4_addresses|join(':5000,') }}
     - SECRET_KEY={{ django_secret_key }}
     - MAILGUN_KEY={{ django_email_key }}
     - MAILGUN_DOMAIN={{ django_email_domain }}