diff --git a/config/caddy/Caddyfile b/config/caddy/Caddyfile
index 79fea79..aad4611 100644
--- a/config/caddy/Caddyfile
+++ b/config/caddy/Caddyfile
@@ -1,4 +1,4 @@
-{$DOMAIN} {
+{$CADDY_SITE_ADDRESS} {
     tls /etc/caddy/certs/fullchain.pem /etc/caddy/certs/private.key
     reverse_proxy penpot-frontend:80
 }