diff --git a/templates/misc/configfiles/ubuntu_precise/dovecot/etc_dovecot_conf.d_01_mail_stack_delivery.conf b/templates/misc/configfiles/ubuntu_precise/dovecot/etc_dovecot_conf.d_01_mail_stack_delivery.conf
index a15c09d8..af58c910 100644
--- a/templates/misc/configfiles/ubuntu_precise/dovecot/etc_dovecot_conf.d_01_mail_stack_delivery.conf
+++ b/templates/misc/configfiles/ubuntu_precise/dovecot/etc_dovecot_conf.d_01_mail_stack_delivery.conf
@@ -1,6 +1,6 @@
 # Some general options
 protocols = imap pop3 sieve
-disable_plaintext_auth = yes
+disable_plaintext_auth = no
 ssl = yes
 ssl_cert = </etc/ssl/certs/ssl-mail.pem
 ssl_key = </etc/ssl/private/ssl-mail.key