diff --git a/bundles/dovecot/files/dovecot.conf b/bundles/dovecot/files/dovecot.conf
index 0060044..35533b8 100644
--- a/bundles/dovecot/files/dovecot.conf
+++ b/bundles/dovecot/files/dovecot.conf
@@ -1,4 +1,4 @@
-protocols = imap
+protocols = imap lmtp
 auth_mechanisms = plain login
 mail_privileged_group = mail
 ssl = required