diff -ru /usr/ports.old/dns/knot/Makefile /usr/ports/dns/knot/Makefile
--- /usr/ports.old/dns/knot/Makefile	2015-06-18 13:22:38.479235349 +0000
+++ /usr/ports/dns/knot/Makefile	2015-06-19 00:36:55.675927945 +0000
@@ -2,8 +2,7 @@
 # $FreeBSD: head/dns/knot/Makefile 386670 2015-05-18 11:21:06Z erwin $
 
 PORTNAME=	knot
-PORTVERSION=	1.6.3
-PORTREVISION=	1
+PORTVERSION=	1.6.4
 CATEGORIES=	dns ipv6
 MASTER_SITES=	https://secure.nic.cz/files/knot-dns/ \
 		http://dns-lab.com/downloads/knot-dns/
@@ -42,27 +41,21 @@
 
 PORTDOCS=	AUTHORS COPYING ChangeLog INSTALL NEWS README THANKS
 
-OPTIONS_DEFINE=	DNSTAP FASTPARSER IDN LMDB
+OPTIONS_DEFINE=	DNSTAP IDN LMDB
 
 DNSTAP_DESC=		dnstap support (see dnstap.info)
-FASTPARSER_DESC=	Fast zone parser (demanding compilation)
-GOST_DESC=		Enable GOST ciphers (requires OpenSSL >= 1.0.0)
 LMDB_DESC=		Enable LMDB backend
 
 DNSTAP_CONFIGURE_ENABLE=	dnstap
 DNSTAP_LIB_DEPENDS=	libfstrm.so:${PORTSDIR}/devel/fstrm \
 			libprotobuf-c.so:${PORTSDIR}/devel/protobuf-c
 
-FASTPARSER_CONFIGURE_ENABLE=	fastparser
-
 IDN_CONFIGURE_WITH=	libidn
 IDN_LIB_DEPENDS=	libidn.so:${PORTSDIR}/dns/libidn
 
 LMDB_CONFIGURE_ENABLE=	lmdb
 LMDB_LIB_DEPENDS=	liblmdb.so:${PORTSDIR}/databases/lmdb
 
-.include <bsd.port.options.mk>
-
 post-patch:
 	@${REINPLACE_CMD} 's|$$(INSTALL) -d $$(DESTDIR)/\@run_dir\@|#$$(INSTALL) -d $$(DESTDIR)/\@run_dir\@|' \
 		${WRKSRC}/src/Makefile.in
diff -ru /usr/ports.old/dns/knot/distinfo /usr/ports/dns/knot/distinfo
--- /usr/ports.old/dns/knot/distinfo	2015-06-18 13:22:38.479235349 +0000
+++ /usr/ports/dns/knot/distinfo	2015-06-19 00:36:55.675927945 +0000
@@ -1,2 +1,2 @@
-SHA256 (knot-1.6.3.tar.xz) = 48da608e29c2c1ef5937eb692f8ef0462ebb50fa7d128478a23e0a9788533e86
-SIZE (knot-1.6.3.tar.xz) = 785052
+SHA256 (knot-1.6.4.tar.xz) = 7d0809ad489bbbc3f7904687559ee750f3c1f3a7180fab238ba06fcedd00d8af
+SIZE (knot-1.6.4.tar.xz) = 786904
Only in /usr/ports.old/dns/knot/files: patch-src_libknot_dnssec_crypto.c