diff --git a/sys-kernel/libre-kernel/Manifest b/sys-kernel/libre-kernel/Manifest
index 26a182d..db888cd 100644
--- a/sys-kernel/libre-kernel/Manifest
+++ b/sys-kernel/libre-kernel/Manifest
@@ -1,8 +1,11 @@
 DIST gentoo-kernel-config-5.10.42.tar.gz 3992 BLAKE2B b04f585ccc823c25baafea011a5df9e4ed79f5537fb0c47726bb54d3f6197627b078a6f8510707a68edd9308f7ede84ca3f9bff78e64e06c9ea3d53db496c10f SHA512 5d42e1ac694441acb8ea13fa3e80615bd18f0932a37f50c3d34c8c2f95ef4dfa6541407ddcad802b4fb13468e0e85d8cd09ac37d3612260f9a81d081cb4b6713
 DIST gentoo-kernel-config-5.15.5.tar.gz 4128 BLAKE2B e30fff372b0112cc05723463cb4e93de79b5b643483796402eb88a7e704706a4033af2dbab9424cf14b1d894b57fc053b969f5fbfa15cf74e30e3d045703918f SHA512 5e8c6945da5e9cfb8d20663910fc38ee36813067e1679e17bbf1dfc6fc0aa9125f1fc949d81937b297215925004e0ebfb3b55c7e707184b5ffcf23d28882113d
+DIST gentoo-kernel-config-g1.tar.gz 4283 BLAKE2B 44dd51ec45ebc71bffcd6d85a2fefba053f7bce8035057f0bbe928e24816ad4ba03c9bf67dcfcd6d6d1833c0a2ea93e0fd486c2093664dc41ccce316e1e60588 SHA512 3a45f28df9d457df0fe0d185da8b10f4e35f49dad75075e041e8cf3cf6972fecc8145cd557b0bf3a8dea20ddffae0194f88e61c1e5098fa0a5ca301d40aeea2e
 DIST kernel-aarch64-fedora.config.5.10.12 223184 BLAKE2B a0246dac2f7a4ad6a55b611538d24382ac87a8960077811a859c9595ac67f961b4bccb7e139a89abc7c0e26e80832da5c94211fc658082f2e7dde984f14dd29d SHA512 7d803b347b136331db1ad6e22e0445fe0224c3e26cd7c034cbe9794915d457b492e05f77664865079874ec001351553652646e2e08d0fee31e30b841b0008f52
 DIST kernel-i686-fedora.config.5.10.12 205412 BLAKE2B 92c715b7e2cd7dd74da7970c05981f520597d3e403ce82c8cf4eee31c9f1f50b638792a6bdb256ef5bfdc99f1bcd594e819e8f44dc6febb2ad9a854bad817f2b SHA512 69d8db11723ae1b40fdedfaace74d15bb63198cdb0485e0a1e5eba95b31217110c93a93e39cc7370cf45f1d3a8bc7f75ec096d6db5ea9ecb28ac6b56702ebb10
 DIST kernel-ppc64le-fedora.config.5.10.12 192105 BLAKE2B 889141debb0656a358a3381bae14b5216b982acdfce0bc758f9445c16647807a68a788fb290199c2a1a23627bda1ef4c9405b3f5ac2a4176d1d2b55c71fb7db9 SHA512 3ab0f1401d9f50a61477c71369dede438f575d9d2c3a2f5c2cf36d624c2b59a938efca9c981b075511b3860c983eaaf5e5a9f877d659277f09ceba45edd43770
 DIST kernel-x86_64-fedora.config.5.10.12 206357 BLAKE2B 0eda9d4f3f973336cabd67c1ac78f100aabde926354743e8dcb7ff84496f0de49210d45f99bc850a2096078b0b4687aa7fd965d999248559506004f2b29dac0c SHA512 b12f43d3c1a52a4915cd73db98874ce9ae6c425672c0f1c19ed1b1101341c868ebf1c9620bef5449752ec0d7342c1ce38fb77779d0f89b9267096a605ebf7a26
+DIST kernel-x86_64-fedora.config.5.15.19 223286 BLAKE2B 239995703c01dcb6d179133dd115bc0a57872c07d7a08afaf4d92cf6d78f0c17b19487b5b399ac7fdde5d460fa7931628147817a569fef2c3a62951c96054bdf SHA512 9bee4aff7e5ef4ada57bee7496aaf47b8fdd5c936c4c9b580660d130db0678eaecdebdbcab0dfcaf5c17a71f6419069840db10f5886806b6fc810f8a3619554f
 DIST linux-libre-5.10-gnu1.tar.xz 114244540 BLAKE2B 0c096f64c83004c66dd6dac2c8df93fdcf20bf81d39f1cc184733f9c70de0f6d3fb063e3c5116f345c7290741a6512ef4f96e03666bba2392f65117fd583672c SHA512 4bf48611e8a217931c2347f1aa3257da5ba210f263fb35edef43e935fd3fcab5333fc884198fe6ab180cc11ed11dd48b71dff4071b85f18830a6bf9e1c2cf97f
+DIST linux-libre-5.15.75-gnu.tar.xz 119675216 BLAKE2B 7b5658c5516062eeba00fdd02e20c135b2d693a48b2d73afa98bd3f0e58be67213f722a2707c43db48db75d8f015ebd824b19b74c3b9193c00af8dd58f21ea23 SHA512 c5fbb755500692a12e859218b0e5a3c42336be073b234b543a865d30f95af0854634b9a7454fb15c08c3635cec44af7f5a24c54945345fb6bbafb0805fa808c8
 DIST patch-5.10-gnu1-5.10.81-gnu1.xz 2385096 BLAKE2B 4f7ce2d15b900001190ea8f8435c47c81f7b97c653c286f7d49042d34b7dcbabf81373245f83c37eb39448d2a7b2e224a85bbde85e947303c924660c7387c9db SHA512 b7fa9883a61a2426130c0770497c07044224b955a4c5aeb2286a1118b7a162b171dd158e1fdb506cbdec75cff41fc18e032699a72ecc8017c6c51e804be77a23
diff --git a/sys-kernel/libre-kernel/libre-kernel-5.15.75.ebuild b/sys-kernel/libre-kernel/libre-kernel-5.15.75.ebuild
new file mode 100644
index 0000000..7bac9cd
--- /dev/null
+++ b/sys-kernel/libre-kernel/libre-kernel-5.15.75.ebuild
@@ -0,0 +1,102 @@
+# Copyright 2020-2022 Gentoo Authors, projectmoon
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit kernel-build toolchain-funcs verify-sig
+
+BASE_VER="$(ver_cut 1).$(ver_cut 2).$(ver_cut 3)"
+echo $BASE_VER
+RESTRICT="mirror"
+# https://koji.fedoraproject.org/koji/packageinfo?packageID=8
+CONFIG_VER=5.15.19
+CONFIG_HASH=ec69da7a42b5b7c3da91572ef22097b069ddbd01
+GENTOO_CONFIG_VER=g1
+
+DESCRIPTION="Linux kernel built from vanilla upstream sources"
+HOMEPAGE="https://www.kernel.org/"
+SRC_URI+="
+	https://linux-libre.fsfla.org/pub/linux-libre/releases/${BASE_VER}-gnu/linux-libre-${BASE_VER}-gnu.tar.xz
+	https://github.com/projg2/gentoo-kernel-config/archive/${GENTOO_CONFIG_VER}.tar.gz
+		-> gentoo-kernel-config-${GENTOO_CONFIG_VER}.tar.gz
+	amd64? (
+		https://src.fedoraproject.org/rpms/kernel/raw/${CONFIG_HASH}/f/kernel-x86_64-fedora.config
+			-> kernel-x86_64-fedora.config.${CONFIG_VER}
+	)
+"
+
+# Workdir is named linux-PV.
+MY_P=linux-${PV}
+S=${WORKDIR}/${MY_P}
+
+LICENSE="GPL-2"
+KEYWORDS="~amd64"
+IUSE="debug"
+
+BDEPEND="
+	debug? ( dev-util/pahole )
+"
+PDEPEND="
+	>=virtual/dist-kernel-${PV}
+"
+
+src_unpack() {
+	default
+}
+
+src_prepare() {
+	default
+
+	local biendian=false
+
+	# prepare the default config
+	case ${ARCH} in
+		amd64)
+			cp "${DISTDIR}/kernel-x86_64-fedora.config.${CONFIG_VER}" .config || die
+			;;
+		arm)
+			return
+			;;
+		arm64)
+			cp "${DISTDIR}/kernel-aarch64-fedora.config.${CONFIG_VER}" .config || die
+			biendian=true
+			;;
+		hppa)
+			return
+			;;
+		ppc)
+			# assume powermac/powerbook defconfig
+			# we still package.use.force savedconfig
+			cp "${WORKDIR}/${MY_P}/arch/powerpc/configs/pmac32_defconfig" .config || die
+			;;
+		ppc64)
+			cp "${DISTDIR}/kernel-ppc64le-fedora.config.${CONFIG_VER}" .config || die
+			biendian=true
+			;;
+		x86)
+			cp "${DISTDIR}/kernel-i686-fedora.config.${CONFIG_VER}" .config || die
+			;;
+		*)
+			die "Unsupported arch ${ARCH}"
+			;;
+	esac
+
+	local myversion="-gnu"
+	echo "CONFIG_LOCALVERSION=\"${myversion}\"" > "${T}"/version.config || die
+	local dist_conf_path="${WORKDIR}/gentoo-kernel-config-${GENTOO_CONFIG_VER}"
+
+	local merge_configs=(
+		"${T}"/version.config
+		"${dist_conf_path}"/base.config
+	)
+	use debug || merge_configs+=(
+		"${dist_conf_path}"/no-debug.config
+	)
+
+	# this covers ppc64 and aarch64_be only for now
+	if [[ ${biendian} == true && $(tc-endian) == big ]]; then
+		merge_configs+=( "${dist_conf_path}/big-endian.config" )
+	fi
+
+	kernel-build_merge_configs "${merge_configs[@]}"
+}