diff --git a/mail/postfix/Makefile b/mail/postfix/Makefile
index a04af3d16..530950788 100644
--- a/mail/postfix/Makefile
+++ b/mail/postfix/Makefile
@@ -8,13 +8,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=postfix
-PKG_RELEASE:=2
-PKG_VERSION:=3.2.3
+PKG_RELEASE:=1
+PKG_VERSION:=3.2.4
 PKG_SOURCE_URL:= \
 	https://cdn.postfix.johnriley.me/mirrors/postfix-release/official/ \
 	ftp://ftp.porcupine.org/mirrors/postfix-release/official/
 
-PKG_HASH:=5b0b975d075ea7561028d4109c581549b794aa92d733429ea6d9fa57751140bf
+PKG_HASH:=ec55ebaa2aa464792af8d5ee103eb68b27a42dc2b36a02fee42dafbf9740c7f6
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_MAINTAINER:=Denis Shulyaka <Shulyaka@gmail.com>
 PKG_LICENSE:=IPL-1.0
diff --git a/mail/postfix/patches/110-glibc-defs.patch b/mail/postfix/patches/110-glibc-defs.patch
new file mode 100644
index 000000000..b2d7c17a4
--- /dev/null
+++ b/mail/postfix/patches/110-glibc-defs.patch
@@ -0,0 +1,19 @@
+This patch fixes the runtime error when libmilter is used with Postfix:
+"unix_send_fd: your system has no support for file descriptor passing"
+
+The issue has been fixed upstream in 20170618 update to Postfix v.3.3:
+http://postfix.1071664.n5.nabble.com/Fix-check-for-file-descriptor-passing-td90983.html
+
+This patch must be removed before compiling Postfix v.3.3.*
+
+--- a/src/util/sys_defs.h
++++ b/src/util/sys_defs.h
+@@ -804,7 +804,7 @@ extern int initgroups(const char *, int)
+ #define KERNEL_VERSION(a,b,c) (LINUX_VERSION_CODE + 1)
+ #endif
+ #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,2,0)) \
+-	|| (__GLIBC__ < 2)
++	|| (defined(__GLIBC__) && __GLIBC__ < 2)
+ #define CANT_USE_SEND_RECV_MSG
+ #define DEF_SMTP_CACHE_DEMAND	0
+ #else