Index: head/devel/kiwix-lib/Makefile
===================================================================
--- head/devel/kiwix-lib/Makefile	(revision 557103)
+++ head/devel/kiwix-lib/Makefile	(revision 557104)
@@ -1,40 +1,41 @@
 # $FreeBSD$
 
 PORTNAME=	kiwix-lib
 DISTVERSION=	9.3.1
 PORTREVISION=	1
 CATEGORIES=	devel
 
 MAINTAINER=	me@int19h.org
 COMMENT=	Common code base for all Kiwix ports
 
 LICENSE=	GPLv3+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	bash:shells/bash
 LIB_DEPENDS=	libzim.so:devel/libzim \
 		libpugixml.so:textproc/pugixml \
 		libaria2.so:www/aria2 \
 		libicui18n.so:devel/icu \
 		libicuuc.so:devel/icu \
 		libxapian.so:databases/xapian-core \
 		libctpp2.so:textproc/ctpp2 \
 		libcurl.so:ftp/curl \
 		libmicrohttpd.so:www/libmicrohttpd
 
 USES=		compiler:c++11-lang meson pkgconfig python:3.6+ shebangfix
 USE_LDCONFIG=	yes
 USE_GITHUB=	yes
 
 GH_ACCOUNT=	kiwix
 GH_TUPLE=	kiwix:${PORTNAME}:${PORTVERSION}:DEFAULT \
 		kainjow:Mustache:a7eebc9:mustache
 
 MESON_ARGS=	-Dctpp2-install-prefix=${LOCALBASE}
 CPPFLAGS+=	-I${WRKSRC_mustache}
 CXXFLAGS+=	-I${WRKSRC_mustache}
+LDFLAGS+=	-lz
 SHEBANG_FILES=	scripts/kiwix-compile-resources
 
 PLIST_SUB=	PORTVERSION=${PORTVERSION} PORTMAJ=${PORTVERSION:C/\..*//}
 
 .include <bsd.port.mk>
Index: head/devel/libzim/Makefile
===================================================================
--- head/devel/libzim/Makefile	(revision 557103)
+++ head/devel/libzim/Makefile	(revision 557104)
@@ -1,26 +1,25 @@
 # $FreeBSD$
 
 PORTNAME=	libzim
-PORTVERSION=	6.2.2
-PORTREVISION=	1
+PORTVERSION=	6.3.0
 CATEGORIES=	devel
 
 MAINTAINER=	swills@FreeBSD.org
 COMMENT=	Reference implementation of the ZIM specification
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 LIB_DEPENDS=	libicui18n.so:devel/icu \
 		libxapian.so:databases/xapian-core \
 		libzstd.so:archivers/zstd
 
 USES=		compiler:c++11-lang meson pkgconfig python:3.4+
 USE_LDCONFIG=	yes
 USE_GITHUB=	yes
 GH_ACCOUNT=	openzim
 
 BINARY_ALIAS=	python3=python${PYTHON_VER} python3-config=python${PYTHON_VER}-config
 PLIST_SUB=	PORTVERSION=${PORTVERSION} PORTMAJ=${PORTVERSION:C/\..*//}
 
 .include <bsd.port.mk>
Index: head/devel/libzim/distinfo
===================================================================
--- head/devel/libzim/distinfo	(revision 557103)
+++ head/devel/libzim/distinfo	(revision 557104)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1599136280
-SHA256 (openzim-libzim-6.2.2_GH0.tar.gz) = 6619035d35c9ba057c80be5758fa86922802c74aca40e5fffd40b77f0f263af2
-SIZE (openzim-libzim-6.2.2_GH0.tar.gz) = 28595026
+TIMESTAMP = 1607220185
+SHA256 (openzim-libzim-6.3.0_GH0.tar.gz) = 984d2f3881c507c9f0212dc2bc1b808d25cdeef6a62043f9211fcb78a231a986
+SIZE (openzim-libzim-6.3.0_GH0.tar.gz) = 28664137