diff --git a/group_vars/all b/group_vars/all
index aeb44e3..9c14ab7 100644
--- a/group_vars/all
+++ b/group_vars/all
@@ -7,6 +7,7 @@ ldap_binddn: cn=Services,ou=Roles,dc=binary-kitchen,dc=de
 ldap_bindpw: svcpwd
 
 mail_domain: binary-kitchen.com
+mailman_domain: lists.binary-kitchen.com
 
 nslcd_base_group: ou=Groups,dc=binary-kitchen,dc=de
 nslcd_base_shadow: ou=Users,dc=binary-kitchen,dc=de
diff --git a/roles/mail/handlers/main.yml b/roles/mail/handlers/main.yml
index 15e6bd6..33dde2c 100644
--- a/roles/mail/handlers/main.yml
+++ b/roles/mail/handlers/main.yml
@@ -19,4 +19,5 @@
   - postfix/ldap-aliases.cf
   - postfix/ldap-virtual-maps.cf
   - postfix/recipient_access
+  - postfix/transport
   - postfix/virtual-alias
diff --git a/roles/mail/tasks/main.yml b/roles/mail/tasks/main.yml
index 0fa4d4a..e88bdc2 100644
--- a/roles/mail/tasks/main.yml
+++ b/roles/mail/tasks/main.yml
@@ -77,6 +77,7 @@
   - postfix/ldap-aliases.cf
   - postfix/ldap-virtual-maps.cf
   - postfix/recipient_access
+  - postfix/transport
   - postfix/virtual-alias
   notify: Run postmap
   tags: mail
diff --git a/roles/mail/templates/postfix/main.cf.j2 b/roles/mail/templates/postfix/main.cf.j2
index ef969a1..f710505 100644
--- a/roles/mail/templates/postfix/main.cf.j2
+++ b/roles/mail/templates/postfix/main.cf.j2
@@ -81,3 +81,8 @@ virtual_alias_maps = hash:/etc/postfix/virtual-alias, ldap:/etc/postfix/ldap-ali
 virtual_transport = dovecot
 dovecot_destination_recipient_limit = 1
 
+# mailman
+relay_domains = {{ mailman_domain }}
+relay_recipient_maps = hash:/var/lib/mailman/data/virtual-mailman
+transport_maps = hash:/etc/postfix/transport
+mailman_destination_recipient_limit = 1
diff --git a/roles/mail/templates/postfix/transport.j2 b/roles/mail/templates/postfix/transport.j2
new file mode 100644
index 0000000..5cda071
--- /dev/null
+++ b/roles/mail/templates/postfix/transport.j2
@@ -0,0 +1 @@
+{{ mailman_domain }}	mailman: