diff --git a/srcpkgs/postfix/template b/srcpkgs/postfix/template
index ce938ad545f..929897aa76f 100644
--- a/srcpkgs/postfix/template
+++ b/srcpkgs/postfix/template
@@ -1,6 +1,6 @@
 # Template file for 'postfix'
 pkgname=postfix
-version=3.6.3
+version=3.6.4
 revision=1
 hostmakedepends="perl m4"
 makedepends="icu-devel libldap-devel libmariadbclient-devel pcre-devel
@@ -10,7 +10,7 @@ maintainer="Benjamín Albiñana <benalb@gmail.com>"
 license="IPL-1.0, EPL-2.0"
 homepage="http://www.postfix.org/"
 distfiles="http://ftp.porcupine.org/mirrors/postfix-release/official/${pkgname}-${version}.tar.gz"
-checksum=0f1241d456a0158e0c418abf62c52c2ff83f8f1dcf2fbdd4c40765b67789b1bc
+checksum=8de0619dcf2fa7c215a80cf84b82ab71631d4d4722cba0949725ce3e18031d4e
 
 system_accounts="postfix"
 postfix_homedir="/var/spool/postfix"