Index: UPDATING
===================================================================
--- UPDATING
+++ UPDATING
@@ -5,6 +5,27 @@
 You should get into the habit of checking this file for changes each time
 you update your ports collection, before attempting any port upgrades.
 
+20170109:
+  AFFECTS: sysutils/zap
+  AUTHOR:  jrm@FreeBSD.org
+
+  The arguments when replicating changed in version 0.6.4.  When supplied,
+  the destination now comes before the list of datasets.  That is, the
+  format is now
+
+  zap rep|replicate [-dLSv] [remote_dest [-r] dataset [[-r] dataset]...].
+
+20170104:
+  AFFECTS: sysutils/zap
+  AUTHOR:  jrm@FreeBSD.org
+
+  The command line arguments changed in version 0.6.0.  Run zap without
+  arguments for the updated format.
+
+  The format of zap snapshot names changed in version 0.6.0.  The name
+  change means you will have to manually clean up zap snapshots generated
+  prior to version 0.6.0.
+
 20170102:
   AFFECTS: multimedia/ffmpeg
   AUTHOR: jbeich@FreeBSD.org
Index: sysutils/zap/Makefile
===================================================================
--- sysutils/zap/Makefile
+++ sysutils/zap/Makefile
@@ -1,7 +1,7 @@
 # $FreeBSD$
 
 PORTNAME=	zap
-PORTVERSION=	0.6.3
+PORTVERSION=	0.6.4
 CATEGORIES=	sysutils
 
 MAINTAINER=	jrm@FreeBSD.org
Index: sysutils/zap/distinfo
===================================================================
--- sysutils/zap/distinfo
+++ sysutils/zap/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1483758682
-SHA256 (Jehops-zap-0.6.3_GH0.tar.gz) = 5bcb028edf1988a30d59b8128eb84b2effbf08db7f2b2ef3fd21cdad38c1de64
-SIZE (Jehops-zap-0.6.3_GH0.tar.gz) = 6464
+TIMESTAMP = 1483853087
+SHA256 (Jehops-zap-0.6.4_GH0.tar.gz) = 7d8299720f8e6240a4dfbe7489b19207109a9ff94c18b1aef6dc9edbab75bfeb
+SIZE (Jehops-zap-0.6.4_GH0.tar.gz) = 6633
Index: sysutils/zap/pkg-message
===================================================================
--- sysutils/zap/pkg-message
+++ sysutils/zap/pkg-message
@@ -1,7 +1,7 @@
 =============================================================
-WARNING!
+See the 20170109 UPDATING entry when updating from versions
+prior to 0.6.4.
 
-The command line arguments and the format of zap snapshot
-names changed in version 0.6.0! The name change means you
-will have to manually clean up old zap snapshots.
+See the 20170104 UPDATING entry when updating from versions
+prior to 0.6.0.
 =============================================================