diff --git a/postfix-3.3.3-config.patch b/postfix-3.4.0-config.patch
similarity index 97%
rename from postfix-3.3.3-config.patch
rename to postfix-3.4.0-config.patch
index a785a9d..eff0f57 100644
--- a/postfix-3.3.3-config.patch
+++ b/postfix-3.4.0-config.patch
@@ -123,10 +123,10 @@ index 7af8bde..495e346 100644
 +#
 +smtp_tls_security_level = may
 diff --git a/conf/master.cf b/conf/master.cf
-index 5a75ae5..1b7e44f 100644
+index c0f2508..05c5d07 100644
 --- a/conf/master.cf
 +++ b/conf/master.cf
-@@ -97,14 +97,14 @@ scache    unix  -       -       n       -       1       scache
+@@ -98,14 +98,14 @@ postlog   unix-dgram n  -       n       -       1       postlogd
  # Also specify in main.cf: cyrus_destination_recipient_limit=1
  #
  #cyrus     unix  -       n       n       -       -       pipe
diff --git a/postfix-3.1.0-files.patch b/postfix-3.4.0-files.patch
similarity index 90%
rename from postfix-3.1.0-files.patch
rename to postfix-3.4.0-files.patch
index 273dbbd..ad73553 100644
--- a/postfix-3.1.0-files.patch
+++ b/postfix-3.4.0-files.patch
@@ -1,5 +1,5 @@
 diff --git a/conf/postfix-files b/conf/postfix-files
-index a433f4f..3ecdb5b 100644
+index 4ed9d1f..19711d2 100644
 --- a/conf/postfix-files
 +++ b/conf/postfix-files
 @@ -83,7 +83,6 @@ $shlib_directory/${LIB_PREFIX}sqlite${LIB_SUFFIX}:f:root:-:755
@@ -10,7 +10,7 @@ index a433f4f..3ecdb5b 100644
  $meta_directory/master.cf.proto:f:root:-:644
  $meta_directory/postfix-files.d:d:root:-:755
  $meta_directory/postfix-files:f:root:-:644
-@@ -140,18 +139,13 @@ $command_directory/postqueue:f:root:$setgid_group:2755:u
+@@ -141,18 +140,13 @@ $command_directory/postqueue:f:root:$setgid_group:2755:u
  $sendmail_path:f:root:-:755
  $newaliases_path:l:$sendmail_path
  $mailq_path:l:$sendmail_path
@@ -29,7 +29,7 @@ index a433f4f..3ecdb5b 100644
  $config_directory/main.cf:f:root:-:644:p
  $config_directory/master.cf:f:root:-:644:p
  $config_directory/pcre_table:f:root:-:644:o
-@@ -164,8 +158,8 @@ $config_directory/postfix-script:f:root:-:755:o
+@@ -165,8 +159,8 @@ $config_directory/postfix-script:f:root:-:755:o
  $config_directory/postfix-script-sgid:f:root:-:755:o
  $config_directory/postfix-script-nosgid:f:root:-:755:o
  $config_directory/post-install:f:root:-:755:o
@@ -40,7 +40,7 @@ index a433f4f..3ecdb5b 100644
  $manpage_directory/man1/postalias.1:f:root:-:644
  $manpage_directory/man1/postcat.1:f:root:-:644
  $manpage_directory/man1/postconf.1:f:root:-:644
-@@ -179,9 +173,9 @@ $manpage_directory/man1/postmap.1:f:root:-:644
+@@ -180,9 +174,9 @@ $manpage_directory/man1/postmap.1:f:root:-:644
  $manpage_directory/man1/postmulti.1:f:root:-:644
  $manpage_directory/man1/postqueue.1:f:root:-:644
  $manpage_directory/man1/postsuper.1:f:root:-:644
@@ -52,7 +52,7 @@ index a433f4f..3ecdb5b 100644
  $manpage_directory/man5/body_checks.5:f:root:-:644
  $manpage_directory/man5/bounce.5:f:root:-:644
  $manpage_directory/man5/canonical.5:f:root:-:644
-@@ -228,7 +222,7 @@ $manpage_directory/man8/qmqpd.8:f:root:-:644
+@@ -230,7 +224,7 @@ $manpage_directory/man8/qmqpd.8:f:root:-:644
  $manpage_directory/man8/scache.8:f:root:-:644
  $manpage_directory/man8/showq.8:f:root:-:644
  $manpage_directory/man8/smtp.8:f:root:-:644
diff --git a/postfix-3.2.0-large-fs.patch b/postfix-3.4.0-large-fs.patch
similarity index 92%
rename from postfix-3.2.0-large-fs.patch
rename to postfix-3.4.0-large-fs.patch
index 227d1b7..fbc55f1 100644
--- a/postfix-3.2.0-large-fs.patch
+++ b/postfix-3.4.0-large-fs.patch
@@ -21,10 +21,10 @@ index 50a4aa7..beef3db 100644
      if (msg_verbose)
  	msg_info("%s: %s: block size %lu, blocks free %lu",
 diff --git a/src/util/sys_defs.h b/src/util/sys_defs.h
-index 3f570c4..611d9cd 100644
+index a8d2571..ad07498 100644
 --- a/src/util/sys_defs.h
 +++ b/src/util/sys_defs.h
-@@ -768,8 +768,8 @@ extern int initgroups(const char *, int);
+@@ -769,8 +769,8 @@ extern int initgroups(const char *, int);
  #define GETTIMEOFDAY(t)	gettimeofday(t,(struct timezone *) 0)
  #define ROOT_PATH	"/bin:/usr/bin:/sbin:/usr/sbin"
  #define FIONREAD_IN_TERMIOS_H
diff --git a/postfix.spec b/postfix.spec
index 3d01703..f795c8c 100644
--- a/postfix.spec
+++ b/postfix.spec
@@ -47,7 +47,7 @@
 
 Name: postfix
 Summary: Postfix Mail Transport Agent
-Version: 3.3.3
+Version: 3.4.0
 Release: 1%{?dist}
 Epoch: 2
 URL: http://www.postfix.org
@@ -85,10 +85,10 @@ Source101: postfix-pam.conf
 
 # Patches
 
-Patch1: postfix-3.3.3-config.patch
-Patch2: postfix-3.1.0-files.patch
+Patch1: postfix-3.4.0-config.patch
+Patch2: postfix-3.4.0-files.patch
 Patch3: postfix-3.3.3-alternatives.patch
-Patch4: postfix-3.2.0-large-fs.patch
+Patch4: postfix-3.4.0-large-fs.patch
 Patch9: pflogsumm-1.1.5-datecalc.patch
 # rhbz#1384871, sent upstream
 Patch10: pflogsumm-1.1.5-ipv6-warnings-fix.patch
@@ -659,6 +659,7 @@ fi
 %attr(0755, root, root) %{postfix_daemon_dir}/postfix-wrapper
 %attr(0755, root, root) %{postfix_daemon_dir}/postmulti-script
 %attr(0755, root, root) %{postfix_daemon_dir}/postscreen
+%attr(0755, root, root) %{postfix_daemon_dir}/postlogd
 %attr(0755, root, root) %{postfix_daemon_dir}/proxymap
 %attr(0755, root, root) %{postfix_shlib_dir}/libpostfix-*.so
 %{_bindir}/mailq.postfix
@@ -752,6 +753,10 @@ fi
 %endif
 
 %changelog
+* Fri Mar  1 2019 Jaroslav Škarvada <jskarvad@redhat.com> - 2:3.4.0-1
+- New version
+  Resolves: rhbz#1683855
+
 * Wed Feb 27 2019 Jaroslav Škarvada <jskarvad@redhat.com> - 2:3.3.3-1
 - New version
   Resolves: rhbz#1683487
diff --git a/sources b/sources
index 3a5d361..f25ce07 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
+SHA512 (postfix-3.4.0.tar.gz) = 2afc7a4aef8768eb140b803b9e29d9270bd536d168845bfde18fc58c233d6d7293ab4ad40ab0b452c55130f7139246c752007e8d676294af3068110a9021f4e2
 SHA512 (pflogsumm-1.1.5.tar.gz) = 994d660692dfea38a1dd9866d15f15035657e85131c1f5a2cd82baa5bd4ad987a00939cb5233f316d2090014c52ae68ef20db0c893f8634969484e0e74678f4d
-SHA512 (postfix-3.3.3.tar.gz) = 9d04d48b5393c49c00ca62f0a24e21c9642f2b645431b66b532a559ad1b4d35c7581fec8bd1bb1a2d7b31b812b1cea3b29e0a0cbd6576bd377b2c810d27b7ec3