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diff --git a/sci-mathematics/gimps/gimps-30.8.17.ebuild b/sci-mathematics/gimps/gimps-30.8.17.ebuild
new file mode 100644
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+++ b/sci-mathematics/gimps/gimps-30.8.17.ebuild
@@ -0,0 +1,71 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit pax-utils readme.gentoo-r1 systemd tmpfiles
+
+DESCRIPTION="The Great Internet Mersenne Prime Search"
+HOMEPAGE="https://www.mersenne.org/"
+
+# The author has finally caved in to the pressure of putting the build
+# number in the package name. Some dark magic necessary to get to the
+# package name
+
+MY_PV=$(ver_rs 2 'b' )
+
+SRC_URI="https://www.mersenne.org/ftp_root/gimps/p95v${MY_PV/./}.linux64.tar.gz -> ${P}.linux64.tar.gz"
+
+SLOT="0"
+LICENSE="GIMPS"
+RESTRICT="mirror bindist"
+KEYWORDS="-* ~amd64"
+
+# Since there are no statically linked binaries for this version of mprime,
+# and no static binaries for amd64 in general, we use the dynamically linked
+# ones and try to cover the .so deps with the packages listed in RDEPEND.
+# libgmp.so.10.4.1 is bundled within the .tar.gz, but we use the system one.
+
+DEPEND=""
+RDEPEND="net-misc/curl
+	>=dev-libs/gmp-6.1.2"
+
+S="${WORKDIR}"
+OPTINSTALLDIR="/opt/gimps"
+
+QA_PREBUILT="opt/gimps/mprime"
+
+DOCS=( license.txt readme.txt stress.txt undoc.txt whatsnew.txt )
+
+src_install() {
+	dodir ${OPTINSTALLDIR}
+	keepdir /var/lib/gimps
+	pax-mark m mprime
+	cp mprime "${D}/${OPTINSTALLDIR}" || die
+	fperms a-w "${OPTINSTALLDIR}/mprime"
+	fowners root:0 "${OPTINSTALLDIR}"
+	fowners root:0 "${OPTINSTALLDIR}/mprime"
+
+	einstalldocs
+
+	readme.gentoo_create_doc
+
+	newinitd "${FILESDIR}/${PN}-28.9-init.d" gimps
+	newconfd "${FILESDIR}/${PN}-25.6-conf.d" gimps
+
+	systemd_dounit "${FILESDIR}/${PN}.service"
+	newtmpfiles "${FILESDIR}/${PN}.tmpfiles" "${PN}.conf"
+}
+
+pkg_postinst() {
+	tmpfiles_process "${PN}.conf"
+
+	readme.gentoo_print_elog
+}
+
+pkg_postrm() {
+	echo
+	einfo "GIMPS data files were not removed."
+	einfo "Remove them manually from /var/lib/gimps/"
+	echo
+}