diff --git a/example.env b/example.env
index 3bc5e173..f1fb6742 100644
--- a/example.env
+++ b/example.env
@@ -46,4 +46,4 @@ CLIENT_MAX_BODY_SIZE=
 # List of sites for letsencrypt certificates quoted with backtick (`) and separated by comma (,)
 # More https://doc.traefik.io/traefik/routing/routers/#rule
 # About acme https://doc.traefik.io/traefik/https/acme/#domain-definition
-SITES=`erp.example.com`
+SITES=`erp.fintechsys.net`