diff --git a/packages/server/.env-example b/packages/server/.env-example
index 991ba4a9..2b651942 100755
--- a/packages/server/.env-example
+++ b/packages/server/.env-example
@@ -38,4 +38,7 @@ SMTP_HOSTNAME="mail.example.com"
 SMTP_PASSWORD=""
 SMTP_PORT=587
 SMTP_SECURE=false
-SMTP_USERNAME="noreply@example.com"
\ No newline at end of file
+SMTP_USERNAME="noreply@example.com"
+
+# Gateway configuration
+GATEWAY_MODE=nginx