diff --git a/sys-libs/libcpuid/Manifest b/sys-libs/libcpuid/Manifest
index 4bb95722d..dd0dab0c2 100644
--- a/sys-libs/libcpuid/Manifest
+++ b/sys-libs/libcpuid/Manifest
@@ -1 +1,2 @@
 DIST libcpuid-0.4.1.tar.gz 132126 BLAKE2B 9697ef1eda72a3412243c55c4695216fc6a82421a89b60f7c33d2405fe7bde727d95fd6bfb1d4b0ee216efd47fa03cac4f34815b0394c8ddb5e9d6821fd7f2f7 SHA512 2644d6f6c12f7290f2b562726fa66becb77f0ebcc415bac41458513b9f1b5b5a9afdaa5e68a6766b7fe3d7e242ada3c42ecae61ff111dc1f118e56a4edc3abb2
+DIST libcpuid-0.5.1.tar.gz 166522 BLAKE2B 3471c11bbe4b0eaac7b00ac20a27556a95991f1b678269ae6f142a0fe2db066ebb756722ae2e76f95158742c93e29a35da6e735226d32b746034acae3ec2a5b7 SHA512 d725bc82e5aa2db69cea7b3590afbe11d6028cf4802fde8d498b4f1cc6d823e73d71b89a453d81bf996d97b36a71f6c00d0f6e8292b72f2be8a64b5d59c01861
diff --git a/sys-libs/libcpuid/libcpuid-0.4.1.ebuild b/sys-libs/libcpuid/libcpuid-0.4.1.ebuild
index 0794497fb..b60091480 100644
--- a/sys-libs/libcpuid/libcpuid-0.4.1.ebuild
+++ b/sys-libs/libcpuid/libcpuid-0.4.1.ebuild
@@ -10,7 +10,7 @@ HOMEPAGE="http://libcpuid.sourceforge.net"
 SRC_URI="https://github.com/anrieff/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
 LICENSE="BSD-2"
 SLOT="0/14"
-KEYWORDS="-* amd64 x86"
+KEYWORDS="-* ~amd64 ~x86"
 IUSE="test"
 RESTRICT="primaryuri"
 
diff --git a/sys-libs/libcpuid/libcpuid-0.5.1.ebuild b/sys-libs/libcpuid/libcpuid-0.5.1.ebuild
new file mode 100644
index 000000000..d0d1f16ed
--- /dev/null
+++ b/sys-libs/libcpuid/libcpuid-0.5.1.ebuild
@@ -0,0 +1,43 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=(python3_{6..9})
+
+inherit autotools python-any-r1
+
+DESCRIPTION="A small C library for x86 (and x86_64) CPU detection and feature extraction"
+HOMEPAGE="http://libcpuid.sourceforge.net/"
+SRC_URI="https://github.com/anrieff/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+LICENSE="BSD-2"
+SLOT="0/15"
+KEYWORDS="amd64"
+IUSE="static-libs test"
+RESTRICT="primaryuri !test? ( test )"
+
+DEPEND="test? ( ${PYTHON_DEPS} )"
+
+pkg_setup() {
+	use test && python-any-r1_pkg_setup
+}
+
+src_prepare() {
+	default
+
+	eautoreconf
+}
+
+src_configure() {
+	econf "$(use_enable static-libs static)"
+}
+
+src_test() {
+	emake test
+}
+
+src_install() {
+	default
+
+	find "${ED}" -name "*.la" -delete || die
+}