diff --git a/postfix/files/master.cf b/postfix/files/master.cf
index 242a939..7cd3545 100644
--- a/postfix/files/master.cf
+++ b/postfix/files/master.cf
@@ -8,15 +8,15 @@
 #
 # ==========================================================================
 # service type  private unpriv  chroot  wakeup  maxproc command + args
-#               (yes)   (yes)   (yes)   (never) (100)
+#               (yes)   (yes)   (no)    (never) (100)
 # ==========================================================================
-smtp      inet  n       -       -       -       -       smtpd
-#smtp      inet  n       -       -       -       1       postscreen
-#smtpd     pass  -       -       -       -       -       smtpd
-#dnsblog   unix  -       -       -       -       0       dnsblog
-#tlsproxy  unix  -       -       -       -       0       tlsproxy
+smtp      inet  n       -       n       -       -       smtpd
+#smtp      inet  n       -       n       -       1       postscreen
+#smtpd     pass  -       -       n       -       -       smtpd
+#dnsblog   unix  -       -       n       -       0       dnsblog
+#tlsproxy  unix  -       -       n       -       0       tlsproxy
 {% if master_config.get('enable_submission', False) %}
-submission inet n       -       -       -       -       smtpd
+submission inet n       -       n       -       -       smtpd
 #  -o syslog_name=postfix/submission
   -o smtpd_tls_security_level=encrypt
   -o smtpd_sasl_auth_enable=yes
@@ -28,7 +28,7 @@ submission inet n       -       -       -       -       smtpd
 #  -o smtpd_relay_restrictions=permit_sasl_authenticated,reject
 #  -o milter_macro_daemon_name=ORIGINATING
 {% endif %}
-#smtps     inet  n       -       -       -       -       smtpd
+#smtps     inet  n       -       n       -       -       smtpd
 #  -o syslog_name=postfix/smtps
 #  -o smtpd_tls_wrappermode=yes
 #  -o smtpd_sasl_auth_enable=yes
@@ -39,32 +39,32 @@ submission inet n       -       -       -       -       smtpd
 #  -o smtpd_recipient_restrictions=
 #  -o smtpd_relay_restrictions=permit_sasl_authenticated,reject
 #  -o milter_macro_daemon_name=ORIGINATING
-#628       inet  n       -       -       -       -       qmqpd
-pickup    unix  n       -       -       60      1       pickup
-cleanup   unix  n       -       -       -       0       cleanup
+#628       inet  n       -       n       -       -       qmqpd
+pickup    unix  n       -       n       60      1       pickup
+cleanup   unix  n       -       n       -       0       cleanup
 qmgr      unix  n       -       n       300     1       qmgr
 #qmgr     unix  n       -       n       300     1       oqmgr
-tlsmgr    unix  -       -       -       1000?   1       tlsmgr
-rewrite   unix  -       -       -       -       -       trivial-rewrite
-bounce    unix  -       -       -       -       0       bounce
-defer     unix  -       -       -       -       0       bounce
-trace     unix  -       -       -       -       0       bounce
-verify    unix  -       -       -       -       1       verify
-flush     unix  n       -       -       1000?   0       flush
+tlsmgr    unix  -       -       n       1000?   1       tlsmgr
+rewrite   unix  -       -       n       -       -       trivial-rewrite
+bounce    unix  -       -       n       -       0       bounce
+defer     unix  -       -       n       -       0       bounce
+trace     unix  -       -       n       -       0       bounce
+verify    unix  -       -       n       -       1       verify
+flush     unix  n       -       n       1000?   0       flush
 proxymap  unix  -       -       n       -       -       proxymap
 proxywrite unix -       -       n       -       1       proxymap
-smtp      unix  -       -       -       -       -       smtp
-relay     unix  -       -       -       -       -       smtp
+smtp      unix  -       -       n       -       -       smtp
+relay     unix  -       -       n       -       -       smtp
 #       -o smtp_helo_timeout=5 -o smtp_connect_timeout=5
-showq     unix  n       -       -       -       -       showq
-error     unix  -       -       -       -       -       error
-retry     unix  -       -       -       -       -       error
-discard   unix  -       -       -       -       -       discard
+showq     unix  n       -       n       -       -       showq
+error     unix  -       -       n       -       -       error
+retry     unix  -       -       n       -       -       error
+discard   unix  -       -       n       -       -       discard
 local     unix  -       n       n       -       -       local
 virtual   unix  -       n       n       -       -       virtual
-lmtp      unix  -       -       -       -       -       lmtp
-anvil     unix  -       -       -       -       1       anvil
-scache    unix  -       -       -       -       1       scache
+lmtp      unix  -       -       n       -       -       lmtp
+anvil     unix  -       -       n       -       1       anvil
+scache    unix  -       -       n       -       1       scache
 #
 # ====================================================================
 # Interfaces to non-Postfix software. Be sure to examine the manual
@@ -78,8 +78,8 @@ scache    unix  -       -       -       -       1       scache
 # maildrop. See the Postfix MAILDROP_README file for details.
 # Also specify in main.cf: maildrop_destination_recipient_limit=1
 #
-maildrop  unix  -       n       n       -       -       pipe
-  flags=DRhu user=vmail argv=/usr/bin/maildrop -d ${recipient}
+#maildrop  unix  -       n       n       -       -       pipe
+#  flags=DRhu user=vmail argv=/usr/local/bin/maildrop -d ${recipient}
 #
 # ====================================================================
 #
@@ -101,6 +101,7 @@ maildrop  unix  -       n       n       -       -       pipe
 #  user=cyrus argv=/cyrus/bin/deliver -e -r ${sender} -m ${extension} ${user}
 #
 # ====================================================================
+#
 # Old example of delivery via Cyrus.
 #
 #old-cyrus unix  -       n       n       -       -       pipe
@@ -110,17 +111,23 @@ maildrop  unix  -       n       n       -       -       pipe
 #
 # See the Postfix UUCP_README file for configuration details.
 #
-uucp      unix  -       n       n       -       -       pipe
-  flags=Fqhu user=uucp argv=uux -r -n -z -a$sender - $nexthop!rmail ($recipient)
+#uucp      unix  -       n       n       -       -       pipe
+#  flags=Fqhu user=uucp argv=uux -r -n -z -a$sender - $nexthop!rmail ($recipient)
+#
+# ====================================================================
 #
 # Other external delivery methods.
 #
-ifmail    unix  -       n       n       -       -       pipe
-  flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop ($recipient)
-bsmtp     unix  -       n       n       -       -       pipe
-  flags=Fq. user=bsmtp argv=/usr/lib/bsmtp/bsmtp -t$nexthop -f$sender $recipient
-scalemail-backend unix	-	n	n	-	2	pipe
-  flags=R user=scalemail argv=/usr/lib/scalemail/bin/scalemail-store ${nexthop} ${user} ${extension}
-mailman   unix  -       n       n       -       -       pipe
-  flags=FR user=list argv=/usr/lib/mailman/bin/postfix-to-mailman.py
-  ${nexthop} ${user}
+#ifmail    unix  -       n       n       -       -       pipe
+#  flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop ($recipient)
+#
+#bsmtp     unix  -       n       n       -       -       pipe
+#  flags=Fq. user=bsmtp argv=/usr/local/sbin/bsmtp -f $sender $nexthop $recipient
+#
+#scalemail-backend unix -       n       n       -       2       pipe
+#  flags=R user=scalemail argv=/usr/lib/scalemail/bin/scalemail-store
+#  ${nexthop} ${user} ${extension}
+#
+#mailman   unix  -       n       n       -       -       pipe
+#  flags=FR user=list argv=/usr/lib/mailman/bin/postfix-to-mailman.py
+#  ${nexthop} ${user}