diff --git a/mail/postfix/stable/Makefile b/mail/postfix/stable/Makefile
index 3d385106710..9cc0f18c917 100644
--- a/mail/postfix/stable/Makefile
+++ b/mail/postfix/stable/Makefile
@@ -1,5 +1,4 @@
-VERSION=	3.11.1
-REVISION=	1
+VERSION=	3.11.3
 
 EPOCH=		0
 
diff --git a/mail/postfix/stable/distinfo b/mail/postfix/stable/distinfo
index cd54b34e4c2..c4b807e7082 100644
--- a/mail/postfix/stable/distinfo
+++ b/mail/postfix/stable/distinfo
@@ -1,2 +1,2 @@
-SHA256 (postfix/postfix-3.11.1.tar.gz) = ZZJlYG7ZtiQpZLbUSiqvXmB9j7mtJUECekoyDd+4ncE=
-SIZE (postfix/postfix-3.11.1.tar.gz) = 5280696
+SHA256 (postfix/postfix-3.11.3.tar.gz) = vRHcxGPXBF5A8sEcwAIWSJxztYzECz0GxUJlsIihc+E=
+SIZE (postfix/postfix-3.11.3.tar.gz) = 5282523
diff --git a/mail/postfix/stable/patches/patch-makedefs b/mail/postfix/stable/patches/patch-makedefs
index 34a92898f20..809c52779be 100644
--- a/mail/postfix/stable/patches/patch-makedefs
+++ b/mail/postfix/stable/patches/patch-makedefs
@@ -1,7 +1,7 @@
 Index: makedefs
 --- makedefs.orig
 +++ makedefs
-@@ -355,22 +355,7 @@ case "$SYSTEM.$RELEASE" in
+@@ -373,40 +373,7 @@ case "$SYSTEM.$RELEASE" in
  		;;
   DragonFly.*)	SYSTYPE=DRAGONFLY
  		;;
@@ -21,6 +21,24 @@ Index: makedefs
 -		: ${PLUGIN_LD="${CC} -shared"}
 -		;;
 -  OpenBSD.6*)	SYSTYPE=OPENBSD6
+-		: ${CC=cc}
+-		: ${SHLIB_SUFFIX=.so.1.0}
+-		: ${SHLIB_CFLAGS=-fPIC}
+-		: ${SHLIB_LD="${CC} -shared"' -Wl,-soname,${LIB}'}
+-		: ${SHLIB_RPATH='-Wl,-rpath,${SHLIB_DIR}'}
+-		: ${SHLIB_ENV="LD_LIBRARY_PATH=`pwd`/lib"}
+-		: ${PLUGIN_LD="${CC} -shared"}
+-		;;
+-  OpenBSD.7*)	SYSTYPE=OPENBSD7
+-		: ${CC=cc}
+-		: ${SHLIB_SUFFIX=.so.1.0}
+-		: ${SHLIB_CFLAGS=-fPIC}
+-		: ${SHLIB_LD="${CC} -shared"' -Wl,-soname,${LIB}'}
+-		: ${SHLIB_RPATH='-Wl,-rpath,${SHLIB_DIR}'}
+-		: ${SHLIB_ENV="LD_LIBRARY_PATH=`pwd`/lib"}
+-		: ${PLUGIN_LD="${CC} -shared"}
+-		;;
+-  OpenBSD.8*)	SYSTYPE=OPENBSD8
 +  OpenBSD.*)	SYSTYPE=OPENBSD
  		: ${CC=cc}
  		: ${SHLIB_SUFFIX=.so.1.0}
diff --git a/mail/postfix/stable/patches/patch-src_util_sys_defs_h b/mail/postfix/stable/patches/patch-src_util_sys_defs_h
index cb4193c05e8..6fad560eed0 100644
--- a/mail/postfix/stable/patches/patch-src_util_sys_defs_h
+++ b/mail/postfix/stable/patches/patch-src_util_sys_defs_h
@@ -1,12 +1,13 @@
 Index: src/util/sys_defs.h
 --- src/util/sys_defs.h.orig
 +++ src/util/sys_defs.h
-@@ -33,8 +33,7 @@
+@@ -33,9 +33,7 @@
      || defined(FREEBSD11) || defined(FREEBSD12) || defined(FREEBSD13) \
-     || defined(FREEBSD14) \
+     || defined(FREEBSD14) || defined(FREEBSD15) || defined(FREEBSD16) \
      || defined(BSDI2) || defined(BSDI3) || defined(BSDI4) \
 -    || defined(OPENBSD2) || defined(OPENBSD3) || defined(OPENBSD4) \
 -    || defined(OPENBSD5) || defined(OPENBSD6) || defined(OPENBSD7) \
+-    || defined(OPENBSD8) \
 +    || defined(OPENBSD) \
      || defined(NETBSD1) || defined(NETBSD2) || defined(NETBSD3) \
      || defined(NETBSD4) || defined(NETBSD5) || defined(NETBSD6) \