diff --git a/.env-sample b/.env-sample
index 4d4b79e..e41b3bd 100644
--- a/.env-sample
+++ b/.env-sample
@@ -3,6 +3,8 @@ FLASK_ENV=development
 SECRET_KEY=changeme
 AUTH_MODE=db   # ou "oauth"
 APP_DOMAIN=...
+FRONTEND_LANG=pt_BR
+SYSTEM_LANG=en_US
 
 # EMAIL
 SMTP_HOST=smtp.seudominio.com