diff --git a/templates/main.cf.j2 b/templates/main.cf.j2
index 3b3b049..9ad35de 100644
--- a/templates/main.cf.j2
+++ b/templates/main.cf.j2
@@ -80,29 +80,29 @@ smtpd_recipient_restrictions =  permit_mynetworks,
                                 reject_non_fqdn_recipient,
                                 permit
 
-{%  if ("virtual_transport" in postfix and postfix.virtual_transport == "dovecot")
+{%  if ("mailbox_transport" in postfix and postfix.mailbox_transport == "dovecot")
     or postfix.ldap.enable
 %}
 {# This applies when LDAP or dovecot are configured #}
 smtpd_sasl_auth_enable = yes
 {% endif %}
 
-{% if ("virtual_transport" in postfix and postfix.virtual_transport == "dovecot")
+{% if ("mailbox_transport" in postfix and postfix.mailbox_transport == "dovecot")
    and postfix.ldap.enable
 %}
 {# This applies when dovecot and LDAP are configured #}
 dovecot_destination_recipient_limit = 1
-virtual_transport = dovecot
+mailbox_transport = dovecot
 {% endif %}
 
-{% if ("virtual_transport" in postfix and postfix.virtual_transport == "dovecot")
+{% if ("mailbox_transport" in postfix and postfix.mailbox_transport == "dovecot")
    and not postfix.ldap.enable
 %}
 {# This applies when dovecot is configured, but not LDAP #}
 smtpd_sasl_type = dovecot
 smtpd_sasl_path = private/auth
 dovecot_destination_recipient_limit = 1
-virtual_transport = dovecot
+mailbox_transport = dovecot
 {% endif %}
 
 # Virtual maps