diff --git a/sdk_container/src/third_party/portage-stable/dev-python/poetry-core/Manifest b/sdk_container/src/third_party/portage-stable/dev-python/poetry-core/Manifest
index 205ce8474c..8b06c52bbd 100644
--- a/sdk_container/src/third_party/portage-stable/dev-python/poetry-core/Manifest
+++ b/sdk_container/src/third_party/portage-stable/dev-python/poetry-core/Manifest
@@ -1 +1,2 @@
 DIST poetry_core-2.1.2.tar.gz 364452 BLAKE2B 0ba281c8a30c43ed9c93b5ae8bfad85664eede117e5a9ecb2f98686201a2a77f88bbe8870b72d9998afba8a70e3f9147d002614c411196c5e183ef43b2d9dbc8 SHA512 4cd6f91acf108539b478bded2d930947a177b36eaf10bbb25092c6617a2391fc9f4286ef25186642fcd25750967df375c183434446275c91a5b456e972b1c9c8
+DIST poetry_core-2.1.3.tar.gz 365027 BLAKE2B d3cd1536a8466f784b2cd6a835997c480cdc11d24afe4e0b757879b2acc4795e33485fc9bf6adccf5afbf475d4b1748959fb146a6c01cf8508d6c27a7abe52e0 SHA512 eb82164aef3ce00fc14d55db8065b95feca15a78e1c69ca58c8c0b1018404b173a80c61d448513f938535a03e73df99978b51b3494065bd1c99bc8a14e224ba8
diff --git a/sdk_container/src/third_party/portage-stable/dev-python/poetry-core/poetry-core-2.1.3.ebuild b/sdk_container/src/third_party/portage-stable/dev-python/poetry-core/poetry-core-2.1.3.ebuild
new file mode 100644
index 0000000000..bb27669c07
--- /dev/null
+++ b/sdk_container/src/third_party/portage-stable/dev-python/poetry-core/poetry-core-2.1.3.ebuild
@@ -0,0 +1,66 @@
+# Copyright 2022-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=standalone
+PYTHON_TESTED=( pypy3 pypy3_11 python3_{10..13} )
+PYTHON_COMPAT=( "${PYTHON_TESTED[@]}" )
+
+inherit distutils-r1 pypi
+
+DESCRIPTION="Poetry PEP 517 Build Backend"
+HOMEPAGE="
+	https://github.com/python-poetry/poetry-core/
+	https://pypi.org/project/poetry-core/
+"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~arm64-macos ~x64-macos"
+
+# check inside vendors/pyproject.toml
+# (note that some are indirect deps)
+RDEPEND="
+	>=dev-python/fastjsonschema-2.21.1[${PYTHON_USEDEP}]
+	>=dev-python/lark-1.2.2[${PYTHON_USEDEP}]
+	>=dev-python/packaging-24.2[${PYTHON_USEDEP}]
+"
+BDEPEND="
+	${RDEPEND}
+	test? (
+		$(python_gen_cond_dep '
+			dev-python/build[${PYTHON_USEDEP}]
+			dev-python/pytest-mock[${PYTHON_USEDEP}]
+			dev-python/tomli-w[${PYTHON_USEDEP}]
+			>=dev-python/trove-classifiers-2022.5.19[${PYTHON_USEDEP}]
+			>=dev-python/virtualenv-20.21[${PYTHON_USEDEP}]
+			dev-vcs/git
+		' "${PYTHON_TESTED[@]}")
+	)
+"
+
+distutils_enable_tests pytest
+
+src_prepare() {
+	# remove vendoring of dependencies
+	rm -r src/poetry/core/_vendor || die
+	sed -e '/__vendor_site__/d' -i src/poetry/core/__init__.py || die
+
+	distutils-r1_src_prepare
+}
+
+python_test() {
+	if ! has "${EPYTHON/./_}" "${PYTHON_TESTED[@]}"; then
+		einfo "Skipping tests on ${EPYTHON} (unported deps)"
+		return
+	fi
+
+	# Poetry expects test to be run inside a git repository, otherwise
+	# VCS-related logic doesn't get triggered.  An empty repository
+	# suffices, though.
+	git init || die
+
+	local -x PYTEST_DISABLE_PLUGIN_AUTOLOAD=1
+	epytest -p pytest_mock
+}