diff --git a/.env.example b/.env.example
index b6a41a3..5017b96 100644
--- a/.env.example
+++ b/.env.example
@@ -35,10 +35,14 @@ AUTHELIA_SMTP_STARTUP_CHECK_ADDRESS=
 AUTHELIA_NOTIFIER_DISABLE_STARTUP_CHECK=false
 # AUTHELIA_NOTIFIER_TYPE=filesystem
 
-# AUTHELIA_USE_POSTFIX=false
-# POSTFIX_RELAYHOST=
-# POSTFIX_RELAYHOST_USERNAME=
-# POSTFIX_RELAYHOST_PASSWORD=
+# Postmark SMTP Configuration
+# POSTFIX_RELAYHOST=smtp.postmarkapp.com
+# POSTFIX_RELAYHOST_PORT=2525
+# POSTFIX_RELAYHOST_USERNAME=your-postmark-server-token
+# POSTFIX_RELAYHOST_PASSWORD=your-postmark-server-token
 # POSTFIX_SMTP_TLS_SECURITY_LEVEL=may
-# POSTFIX_ALLOWED_SENDER_DOMAINS=
-# POSTFIX_ALLOW_EMPTY_SENDER_DOMAINS=true
\ No newline at end of file
+# POSTFIX_ALLOWED_SENDER_DOMAINS=yourdomain.com
+# POSTFIX_ALLOW_EMPTY_SENDER_DOMAINS=true
+
+# Deployment token for webhook authentication (must match DEPLOY_TOKEN secret in app repos)
+VAULT_DEPLOY_TOKEN=
\ No newline at end of file