diff --git a/.env.sample b/.env.sample
index 032266d..9801abb 100644
--- a/.env.sample
+++ b/.env.sample
@@ -6,3 +6,11 @@ DOMAIN=rest-server.example.com
 #EXTRA_DOMAINS=', `www.rest-server.example.com`'
 
 LETS_ENCRYPT_ENV=production
+DATA_DIRECTORY=/data
+PASSWORD_FILE=/data/.htpasswd
+
+## Extra flags
+# OPTIONS=
+
+## Disable authentication
+# DISABLE_AUTHENTICATION=1