diff --git a/dev-util/plan9port/Manifest b/dev-util/plan9port/Manifest
index f62a6b4..b650d9f 100644
--- a/dev-util/plan9port/Manifest
+++ b/dev-util/plan9port/Manifest
@@ -1,2 +1 @@
-DIST plan9port-2021.03.21.tar.gz 23413373 BLAKE2B 6145dd77c9e4b33ebc6d68f42ed69e320e8bfcaae474a16afb3a62e30c13a39117d7013f3cc075eb48c95a5600c4fdb457e45f65f7b25ad2acc7b19dc9cf8e64 SHA512 f008969274e790238b58ebd0d0dcfaa730557daf974797f8c4014c36ac39995b330db9c6d658655358fdb2be64905b83c35e2287b7cd66b2d3249e1da1a3e119
-DIST plan9port-2021.10.05.tar.gz 23410060 BLAKE2B dc1923064254a337551657222648e7ac0f84b0a65b33b74333efbe8a2eb1521fa468306ef24207f27ebe4260ab4ab0dd56e7f3b6e291c6c0c0781780c1df8a7a SHA512 5e61c953e9acb3fcce51a77417d8b9123352fa7eddddf09ca20803be2938a7173303bceb0cbd8625eba3afd952953b407a3315bd96f3751ecb3298d78dcc97b4
+DIST plan9port-2023.09.13.tar.gz 23411044 BLAKE2B 4a4508f68fe1b21dc2b10740d324c99f3397ab388c7b4dead7f96f044c0a9c7341aa06d10e402be6ad555dd77ed126898745fbdfa5f50ad8c47129ab1281773c SHA512 1671940cb39787436108b36272186828810b6467d08f4f4b6e1c897139a0534fc8bfcb6ae819bda12adaa323b532cdec0d545049cb69b9cf2b7a316b50e96fac
diff --git a/dev-util/plan9port/plan9port-2021.10.05.ebuild b/dev-util/plan9port/plan9port-2021.10.05.ebuild
deleted file mode 100644
index 1508ee0..0000000
--- a/dev-util/plan9port/plan9port-2021.10.05.ebuild
+++ /dev/null
@@ -1,157 +0,0 @@
-# Copyright 1999-2021 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=8
-
-GIT_HASH="e683bdfa76a5c2c54422a6bd2934b133d77ba610"
-
-inherit multiprocessing toolchain-funcs readme.gentoo-r1 flag-o-matic
-
-DESCRIPTION="Port of many Plan 9 programs and libraries"
-HOMEPAGE="https://9fans.github.io/plan9port/"
-
-if [[ "${PV}" == *9999* ]]; then
-	inherit git-r3
-	EGIT_REPO_URI="https://github.com/9fans/${PN}.git"
-else
-	SRC_URI="https://github.com/9fans/${PN}/archive/${GIT_HASH}.tar.gz -> ${P}.tar.gz"
-	S="${WORKDIR}/${PN}-${GIT_HASH}"
-fi
-
-LICENSE="MIT RSA Apache-2.0 public-domain BitstreamVera BZIP2
-		!freefonts? ( BigelowHolmes )"
-SLOT="0"
-KEYWORDS="~amd64 ~x86"
-
-IUSE="X aqua -freefonts truetype"
-REQUIRED_USE="?? ( X aqua )"
-
-DEPEND="
-	X? ( x11-apps/xauth )
-	truetype? (
-		media-libs/freetype
-		media-libs/fontconfig
-	)
-"
-RDEPEND="${DEPEND}"
-
-PATCHES=(
-	"${FILESDIR}/${PN}-noexecstack.patch"
-	"${FILESDIR}/${PN}-cflags.patch"
-	"${FILESDIR}/${PN}-builderr.patch"
-)
-
-# 9port calls the installation directory "PLAN9"
-PLAN9="/opt/plan9/"
-EPLAN9="${EPREFIX}/${PLAN9}"
-
-DOC_CONTENTS="Plan 9 from User Space has been successfully installed into
-${PLAN9}. Your PLAN9 and PATH environment variables have
-also been appropriately set, please use env-update and
-source /etc/profile to bring that into immediate effect.
-
-Please note that ${PLAN9}/bin has been appended to the
-*end* or your PATH to prevent conflicts. To use the Plan9
-versions of common UNIX tools, use the absolute path:
-${PLAN9}/bin or the 9 command (eg: 9 troff)."
-DISABLE_AUTOFORMATTING="yes"
-
-QA_MULTILIB_PATHS="${PLAN9}/.*/.*"
-
-src_prepare() {
-	default
-
-	if use freefonts; then
-		pushd font >/dev/null || die
-		rm -r big5 fixed jis luc{,m,sans} misc naga10 pelm shinonome || die
-		popd >/dev/null || die
-		rm -r postscript/font/luxi || die
-	fi
-
-	case "${CHOST}" in
-		*apple* )
-			sed -i 's/--noexecstack/-noexecstack/' src/mkhdr ||
-				die "Failed to sed AFLAGS"
-			;;
-		* )
-			rm -rf mac || die
-			;;
-	esac
-
-	# Don't hardcode /bin and /usr/bin in PATH
-	sed -i '/PATH/s,/bin:/usr/bin:,,' INSTALL || die "sed on \"INSTALL\" failed"
-
-	# Don't hardcode /usr/{,local/}include and prefix /usr/include/*
-	sed -Ei  \
-		-e 's,-I/usr(|/local)/include ,,g'  \
-		-e "s,-I/usr(|/local)/include,-I${EPREFIX}/usr\1/include,g"  \
-		src/cmd/fontsrv/freetyperules.sh INSTALL $(find . -name "makefile") ||
-		die "sed failed"
-
-	# Fix paths, done in place of ./INSTALL -c
-	einfo "Fixing hard-coded /usr/local/plan9 paths"
-	sed -i "s,/usr/local/plan9,${EPLAN9},g" $(grep -lr "/usr/local/plan9") ||
-		die "sed failed"
-}
-
-src_configure() {
-	tc-export CC
-	filter-flags -fno-common
-	append-cflags -fcommon
-
-	local -a myconf=(
-		CC9="$(tc-getCC)"
-		CC9FLAGS="'${CFLAGS} ${LDFLAGS}'"
-	)
-
-	if use X; then
-		myconf+=( WSYSTYPE="x11" )
-	elif use aqua; then
-		local wsystype
-		wsystype="$(
-			awk '{if ($1 > 10.5) print "osx-cocoa"; else print "osx"}'  \
-				<<< "${MACOSX_DEPLOYMENT_TARGET}"
-		)"
-		myconf+=( WSYSTYPE="${wsystype}" )
-	else
-		myconf+=( WSYSTYPE="nowsys" )
-	fi
-
-	if use truetype; then
-		myconf+=( FONTSRV="fontsrv" )
-	else
-		myconf+=( FONTSRV= )
-	fi
-
-	printf '%s\n' "${myconf[@]}" >> LOCAL.config ||
-		die "cannot create configuration"
-}
-
-src_compile() {
-	# The INSTALL script builds mk then [re]builds everything using that
-	NPROC="$(makeopts_jobs)" sh ./INSTALL -b || die
-}
-
-src_install() {
-	einstalldocs
-	readme.gentoo_create_doc
-
-	# Clean up compiled code & source
-	rm -rf src || die
-
-	# do* plays with the executable bit, and we should not modify them
-	dodir "${PLAN9}"
-	cp -a ./* "${ED}/${PLAN9}/" || die
-
-	# Build the environment variables and install them in env.d
-	newenvd - 60plan9 <<-EOF
-		PLAN9="${EPLAN9}"
-		PATH="${EPLAN9}/bin"
-		ROOTPATH="${EPLAN9}/bin"
-		MANPATH="${EPLAN9}/man"
-	EOF
-}
-
-pkg_postinst() {
-	readme.gentoo_print_elog
-}
diff --git a/dev-util/plan9port/plan9port-2021.03.21.ebuild b/dev-util/plan9port/plan9port-2023.09.13.ebuild
similarity index 65%
rename from dev-util/plan9port/plan9port-2021.03.21.ebuild
rename to dev-util/plan9port/plan9port-2023.09.13.ebuild
index 5822e6a..801a514 100644
--- a/dev-util/plan9port/plan9port-2021.03.21.ebuild
+++ b/dev-util/plan9port/plan9port-2023.09.13.ebuild
@@ -1,29 +1,30 @@
-# Copyright 1999-2021 Gentoo Authors
+# Copyright 1999-2023 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
 
-GIT_HASH="88a87fadae6629932d9c160f53ad5d79775f8f94"
-
-inherit multiprocessing toolchain-funcs readme.gentoo-r1 flag-o-matic
+inherit edo flag-o-matic multiprocessing readme.gentoo-r1 toolchain-funcs
 
 DESCRIPTION="Port of many Plan 9 programs and libraries"
 HOMEPAGE="https://9fans.github.io/plan9port/"
 
 if [[ "${PV}" == *9999* ]]; then
 	inherit git-r3
-	EGIT_REPO_URI="https://github.com/9fans/${PN}.git"
+	EGIT_REPO_URI="https://github.com/9fans/plan9port.git"
 else
-	SRC_URI="https://github.com/9fans/${PN}/archive/${GIT_HASH}.tar.gz -> ${P}.tar.gz"
-	S="${WORKDIR}/${PN}-${GIT_HASH}"
+	COMMIT="984c2824e3569479bace65bdaf9e78a2eb36dd58"
+	SRC_URI="https://github.com/9fans/${PN}/archive/${COMMIT}.tar.gz -> ${P}.tar.gz"
+	S="${WORKDIR}/${PN}-${COMMIT}"
 fi
 
-LICENSE="MIT RSA Apache-2.0 public-domain BitstreamVera BZIP2
-		!freefonts? ( BigelowHolmes )"
+LICENSE="
+	MIT RSA Apache-2.0 public-domain BitstreamVera BZIP2
+	!freefonts? ( BigelowHolmes )
+"
 SLOT="0"
 KEYWORDS="~amd64 ~x86"
 
-IUSE="X aqua -freefonts truetype"
+IUSE="X aqua freefonts truetype"
 REQUIRED_USE="?? ( X aqua )"
 
 DEPEND="
@@ -42,10 +43,11 @@ PATCHES=(
 )
 
 # 9port calls the installation directory "PLAN9"
-PLAN9="/opt/plan9/"
+PLAN9="/opt/plan9"
 EPLAN9="${EPREFIX}/${PLAN9}"
 
-DOC_CONTENTS="Plan 9 from User Space has been successfully installed into
+DOC_CONTENTS="
+Plan 9 from User Space has been successfully installed into
 ${PLAN9}. Your PLAN9 and PATH environment variables have
 also been appropriately set, please use env-update and
 source /etc/profile to bring that into immediate effect.
@@ -53,8 +55,9 @@ source /etc/profile to bring that into immediate effect.
 Please note that ${PLAN9}/bin has been appended to the
 *end* or your PATH to prevent conflicts. To use the Plan9
 versions of common UNIX tools, use the absolute path:
-${PLAN9}/bin or the 9 command (eg: 9 troff)."
-DISABLE_AUTOFORMATTING="yes"
+${PLAN9}/bin or the 9 command (eg: 9 troff).
+"
+DISABLE_AUTOFORMATTING=1
 
 QA_MULTILIB_PATHS="${PLAN9}/.*/.*"
 
@@ -70,8 +73,7 @@ src_prepare() {
 
 	case "${CHOST}" in
 		*apple* )
-			sed -i 's/--noexecstack/-noexecstack/' src/mkhdr ||
-				die "Failed to sed AFLAGS"
+			sed -i 's=--noexecstack=-noexecstack=' src/mkhdr || die "Failed to sed AFLAGS"
 			;;
 		* )
 			rm -rf mac || die
@@ -79,19 +81,14 @@ src_prepare() {
 	esac
 
 	# Don't hardcode /bin and /usr/bin in PATH
-	sed -i '/PATH/s,/bin:/usr/bin:,,' INSTALL || die "sed on \"INSTALL\" failed"
+	sed -i '/PATH/ s=/bin:/usr/bin:==' INSTALL || die "sed on \"INSTALL\" failed"
 
 	# Don't hardcode /usr/{,local/}include and prefix /usr/include/*
 	sed -Ei  \
-		-e 's,-I/usr(|/local)/include ,,g'  \
-		-e "s,-I/usr(|/local)/include,-I${EPREFIX}/usr\1/include,g"  \
-		src/cmd/fontsrv/freetyperules.sh INSTALL $(find . -name "makefile") ||
-		die "sed failed"
-
-	# Fix paths, done in place of ./INSTALL -c
-	einfo "Fixing hard-coded /usr/local/plan9 paths"
-	sed -i "s,/usr/local/plan9,${EPLAN9},g" $(grep -lr "/usr/local/plan9") ||
-		die "sed failed"
+		-e 's=-I/usr(|/local)/include ==g'  \
+		-e "s=-I/usr(|/local)/include=-I${EPREFIX}/usr\1/include=g"  \
+		src/cmd/fontsrv/freetyperules.sh INSTALL $(find . -name "makefile") \
+		|| die "sed failed"
 }
 
 src_configure() {
@@ -128,20 +125,20 @@ src_configure() {
 }
 
 src_compile() {
+	local -x NPROC="$(makeopts_jobs)"
+
 	# The INSTALL script builds mk then [re]builds everything using that
-	NPROC="$(makeopts_jobs)" sh ./INSTALL -b || die
+	edo ./INSTALL -r "${EPLAN9}"
+
+	# Clean up compiled code and source
+	rm -rf src || die
 }
 
 src_install() {
-	einstalldocs
-	readme.gentoo_create_doc
+	insinto "${PLAN9}"
+	doins -r *
 
-	# Clean up compiled code & source
-	rm -rf src || die
-
-	# do* plays with the executable bit, and we should not modify them
-	dodir "${PLAN9}"
-	cp -a ./* "${ED}/${PLAN9}/" || die
+	fperms -R +x "${PLAN9}"/bin/
 
 	# Build the environment variables and install them in env.d
 	newenvd - 60plan9 <<-EOF
@@ -150,6 +147,9 @@ src_install() {
 		ROOTPATH="${EPLAN9}/bin"
 		MANPATH="${EPLAN9}/man"
 	EOF
+
+	einstalldocs
+	readme.gentoo_create_doc
 }
 
 pkg_postinst() {