diff --git a/templates/misc/configfiles/freebsd/postfix/usr_local_etc_postfix_main.cf b/templates/misc/configfiles/freebsd/postfix/usr_local_etc_postfix_main.cf
index ab6f0c00..da3f91ba 100644
--- a/templates/misc/configfiles/freebsd/postfix/usr_local_etc_postfix_main.cf
+++ b/templates/misc/configfiles/freebsd/postfix/usr_local_etc_postfix_main.cf
@@ -40,6 +40,7 @@ soft_bounce = yes
 
 # Maximum size of Message in bytes (0 = unlimited)
 message_size_limit = 0
+mailbox_size_limit = 0
 
 smtp_use_tls = yes
 smtpd_use_tls = yes