diff --git a/README.md b/README.md
index 4a4780b..09845dd 100644
--- a/README.md
+++ b/README.md
@@ -46,7 +46,10 @@ You can select via the variable `postfix_type` a pre-defined set of configuraion
 |--|--|--|--|
 | `postfix_smtpd_sasl_type` | string | | |
 | `postfix_smtpd_sasl_path` | string | | |
-| `postfix_smtp_sasl_auth_enable` | bool | `no` | |
+| `postfix_smtp_sasl_auth_enabled` | bool | `no` | |
+| `postfix_smtp_sasl_auth_relay` | string | | Relay server which provides SASL-Auth |
+| `postfix_smtp_sasl_auth_user` | string | | Username for SASL authentication |
+| `postfix_smtp_sasl_auth_password` | string | | Password for SASL authenticatio |
 | `smtp_sasl_password_maps.type` | string | | Database type |
-| `smtp_sasl_password_maps.map` | string | | File path |
+| `smtp_sasl_password_maps.path` | string | | File path |
 
diff --git a/templates/postfix/main.cf.j2 b/templates/postfix/main.cf.j2
index 2e1cb92..5fca90e 100644
--- a/templates/postfix/main.cf.j2
+++ b/templates/postfix/main.cf.j2
@@ -154,7 +154,7 @@ smtpd_sasl_exceptions_networks = {{ postfix_smtpd_sasl_exceptions_networks | joi
 {% endif %}
 {% endif %}
 
-{% if postfix_smtp_sasl_auth is defined and postfix_smtp_sasl_auth %}
+{% if postfix_smtp_sasl_auth_enabled is defined and postfix_smtp_sasl_auth_enabled %}
 ### SMTP Auth client side
 smtp_sasl_auth_enable = yes
 smtp_sasl_auth_soft_bounce = no