diff --git a/roles/mail_server/templates/ldap-virtual-mailbox-maps.cf.j2 b/roles/mail_server/templates/ldap-virtual-mailbox-maps.cf.j2
new file mode 100644
index 0000000000000000000000000000000000000000..ececb56d985aa6db8de0a8fe6c0211f2ac0f1ed1
--- /dev/null
+++ b/roles/mail_server/templates/ldap-virtual-mailbox-maps.cf.j2
@@ -0,0 +1,15 @@
+# Connection settings.
+server_host = {{ mail_ldap.url }}
+start_tls = yes
+tls_require_cert = yes
+tls_ca_cert_file = {{ mail_ldap.tls_truststore }}
+bind = yes
+bind_dn = cn=postfix,ou=services,{{ mail_ldap.root_dn }}
+bind_pw = {{ mail_ldap.postfix_password }}
+version = 3
+
+# Query settings
+search_base = ou=people,{{ mail_ldap.root_dn }}
+scope = one
+query_filter = (&(mail=%s)(memberOf=cn=mail,ou=groups,{{mail_ldap.root_dn}}))
+result_attribute = mail