diff --git a/devel/marisa-trie/Makefile b/devel/marisa-trie/Makefile
index 5c18034776bd..260bab44d51a 100644
--- a/devel/marisa-trie/Makefile
+++ b/devel/marisa-trie/Makefile
@@ -1,55 +1,55 @@
 PORTNAME=	marisa-trie
 DISTVERSIONPREFIX=	v
 DISTVERSION=	0.2.6
 PORTREVISION=	1
 PORTEPOCH=	1
 CATEGORIES=	devel
 
-MAINTAINER=	iblis@hs.ntnu.edu.tw
+MAINTAINER=	ports@FreeBSD.org
 COMMENT=	MARISA: Matching Algorithm with Recursively Implemented StorAge
 WWW=		https://github.com/s-yata/marisa-trie
 
 LICENSE=	BSD2CLAUSE LGPL21+
 LICENSE_COMB=	dual
 LICENSE_FILE=	${WRKSRC}/COPYING.md
 
 USES=		autoreconf libtool:build pathfix
 USE_GITHUB=	yes
 GH_ACCOUNT=	s-yata
 GH_PROJECT=	marisa-trie
 USE_LDCONFIG=	yes
 
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--with-pkg-config-dir=${PREFIX}/libdata/pkgconfig
 
 INSTALL_TARGET=	install-strip
 TEST_TARGET=	check
 
 OPTIONS_DEFINE=	SSE2 SSE3 SSSE3 SSE4 SSE41 SSE42 SSE4A POPCNT
 OPTIONS_DEFAULT=${MACHINE_CPU:tu}
 
 SSE2_DESC=	Support for SSE2
 SSE2_CONFIGURE_ENABLE=	sse2
 
 SSE3_DESC=	Support for SSE3
 SSE3_CONFIGURE_ENABLE=	sse3
 
 SSSE3_DESC=	Support for SSSE3
 SSSE3_CONFIGURE_ENABLE=	sse3
 
 SSE4_DESC=	Support for SSE4
 SSE4_CONFIGURE_ENABLE=	sse4
 
 SSE41_DESC=	Support for SSE4.1
 SSE41_CONFIGURE_ENABLE=	sse4.1
 
 SSE42_DESC=	Support for SSE4.2
 SSE42_CONFIGURE_ENABLE=	sse4.2
 
 SSE4A_DESC=	Support for SSE4a
 SSE4A_CONFIGURE_ENABLE=	sse4a
 
 POPCNT_DESC=	Support for POPCNT
 POPCNT_CONFIGURE_ENABLE=	POPCNT
 
 .include <bsd.port.mk>
diff --git a/math/openlibm/Makefile b/math/openlibm/Makefile
index 787f1277046a..f837894ade05 100644
--- a/math/openlibm/Makefile
+++ b/math/openlibm/Makefile
@@ -1,47 +1,47 @@
 PORTNAME=	openlibm
 DISTVERSIONPREFIX=	v
 DISTVERSION=	0.8.0
 CATEGORIES=	math
 
-MAINTAINER=	iblis@hs.ntnu.edu.tw
+MAINTAINER=	ports@FreeBSD.org
 COMMENT=	High quality system independent, portable, open source libm
 WWW=		http://julialang.org/openlibm/
 
 LICENSE=	MIT ISCL BSD2CLAUSE
 LICENSE_COMB=	multi
 LICENSE_FILE=	${WRKSRC}/LICENSE.md
 
 BROKEN_armv6=	fails to compile: a parameter list without types is only allowed in a function definition
 BROKEN_armv7=	fails to compile: a parameter list without types is only allowed in a function definition
 BROKEN_mips=	fails to compile: No rule to make target mips/Make.files
 BROKEN_mips64=	fails to compile: No rule to make target mips64/Make.files
 BROKEN_riscv64=	fails to compile: No rule to make target riscv64/Make.files
 
 USES=		gmake
 USE_GITHUB=	yes
 GH_ACCOUNT=	JuliaMath
 USE_LDCONFIG=	yes
 
 .include <bsd.port.options.mk>
 
 .if ${ARCH:Mpowerpc*}
 USES+=		compiler:gcc-c++11-lib
 .else
 USES+=		compiler:c11
 .endif
 
 .include <bsd.port.pre.mk>
 
 MAKE_ENV+=	prefix=${PREFIX} ${MAKE_ENV_${CHOSEN_COMPILER_TYPE}}
 MAKE_ENV_gcc=	USEGCC=1 USECLANG=0
 MAKE_ENV_clang=	USEGCC=0 USECLANG=1
 
 TEST_TARGET=	check
 
 post-patch:
 	${REINPLACE_CMD} -e 's/USEGCC =/USEGCC ?=/g' \
 		-e 's/USECLANG =/USECLANG ?=/g' \
 		-e '/TOOLPREFIX)gcc/s/$$/${GCC_DEFAULT}/g' \
 		${WRKSRC}/Make.inc
 
 .include <bsd.port.post.mk>
diff --git a/science/libsvm/Makefile b/science/libsvm/Makefile
index 07f4f87b5f6c..0d6c564d9a7b 100644
--- a/science/libsvm/Makefile
+++ b/science/libsvm/Makefile
@@ -1,77 +1,77 @@
 PORTNAME=	libsvm
 PORTVERSION=	3.24
 CATEGORIES=	science math
 MASTER_SITES=	http://www.csie.ntu.edu.tw/~cjlin/libsvm/ \
 		http://www.csie.ntu.edu.tw/~cjlin/libsvm/oldfiles/
 
-MAINTAINER?=	iblis@hs.ntnu.edu.tw
+MAINTAINER?=	ports@FreeBSD.org
 COMMENT=	Library for Support Vector Machines
 WWW=		https://www.csie.ntu.edu.tw/~cjlin/libsvm/
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/COPYRIGHT
 
 USES=		zip
 
 USE_LDCONFIG=	yes
 ALL_TARGET=	all lib
 
 OPTIONS_DEFINE=	DOCS
 
 .if defined(PKGNAMESUFFIX) && ${PKGNAMESUFFIX} == "-python"
 CATEGORIES+=	python
 
 USES+=		python
 
 MAKE_ARGS=	PYTHON_INCLUDEDIR=${PYTHON_INCLUDEDIR}
 
 PORTDOCS=	README.python
 
 NO_BUILD=	yes
 NO_ARCH=	yes
 .else
 PORTDOCS=	README FAQ.html README.tools
 
 TOOLS=		tools/checkdata.py tools/easy.py tools/grid.py tools/subset.py
 
 SUB_FILES=	pkg-message
 SUB_LIST=	DATADIR=${DATADIR}
 
 OPTIONS_DEFINE+=	OPTIMIZED_CFLAGS
 OPTIONS_DEFAULT+=	OPTIMIZED_CFLAGS
 
 OPTIMIZED_CFLAGS_CFLAGS=		-Wall -Wconversion -O3
 .endif
 
 post-patch:
 .if defined(PKGNAMESUFFIX) && ${PKGNAMESUFFIX} == "-python"
 	@${CP} ${WRKSRC}/python/README ${WRKSRC}/README.python
 .else
 	@${CP} ${WRKSRC}/tools/README ${WRKSRC}/README.tools
 .endif
 
 do-install:
 .if defined(PKGNAMESUFFIX) && ${PKGNAMESUFFIX} == "-python"
 	@${MKDIR} ${STAGEDIR}${PYTHON_SITELIBDIR}
 	${INSTALL_DATA} ${WRKSRC}/python/svm.py ${STAGEDIR}${PYTHON_SITELIBDIR}
 	${INSTALL_DATA} ${WRKSRC}/python/svmutil.py ${STAGEDIR}${PYTHON_SITELIBDIR}
 .else
 	${INSTALL_PROGRAM} ${WRKSRC}/svm-train ${STAGEDIR}${PREFIX}/bin/
 	${INSTALL_PROGRAM} ${WRKSRC}/svm-predict ${STAGEDIR}${PREFIX}/bin/
 	${INSTALL_PROGRAM} ${WRKSRC}/svm-scale ${STAGEDIR}${PREFIX}/bin/
 	${INSTALL_DATA} ${WRKSRC}/svm.h ${STAGEDIR}${PREFIX}/include/
 	${INSTALL_LIB} ${WRKSRC}/libsvm.so.2 ${STAGEDIR}${PREFIX}/lib/
 	${LN} -sf libsvm.so.2 ${STAGEDIR}${PREFIX}/lib/libsvm.so
 	@${MKDIR} ${STAGEDIR}${DATADIR}
 	for f in ${TOOLS}; do \
 		${INSTALL_DATA} ${WRKSRC}/$$f ${STAGEDIR}${DATADIR}; \
 	done
 .endif
 
 do-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 .for f in ${PORTDOCS}
 	${INSTALL_DATA} ${WRKSRC}/${f} ${STAGEDIR}${DOCSDIR}
 .endfor
 
 .include <bsd.port.mk>