diff --git a/dev-python/cfn-lint/Manifest b/dev-python/cfn-lint/Manifest
index cea1006a6dfb1..c5d62f31cf2cb 100644
--- a/dev-python/cfn-lint/Manifest
+++ b/dev-python/cfn-lint/Manifest
@@ -10,3 +10,5 @@ DIST cfn_lint-1.51.5.tar.gz 4114038 BLAKE2B 21932e73fdc81b2d8485ccb06dc7e527951a
 DIST cfn_lint-1.51.5.tar.gz.provenance 10032 BLAKE2B 9e5830cdbb37342a07349ae71816a93abf1e943f91c836cfef6ceb39cf1b735373530b68418b0501488c92e338b493a09028e365fd6aed048ccc0e4958a6e863 SHA512 ca84d91a9860a2d4967fa431a134c92ed65e2bf304ed0b7b54763c04bcde16f5873baef0a3ce550bb58e5d308259660f62acaa0768ba494e7860f16e35a288ec
 DIST cfn_lint-1.52.0.tar.gz 4466061 BLAKE2B 3524c753fd259dec2d014a9b3cf5ffd488eef15118e7ce1cd42a41ba9f02f97e2af635aab602cb3a3c909be097ec102eb128941adde8b32d3c371f5284056f78 SHA512 26a0a4f0b6f43683adc147d3426c627ec05300874b9af9243cdee64c2b317ca2e6110b3c6237b45d72f4f70eb913a44d0208018f6eb4b88846f90dc39ddb5a9f
 DIST cfn_lint-1.52.0.tar.gz.provenance 10142 BLAKE2B e240509d51e71b46efc855b25968120e775d18ae92b595bbf5e0c940a721a6d2272d02ff78c1df4c5940469e77bdbe5f33202e7ad475edf5a61e4332cc7db4ff SHA512 a5d37fbb823dd5ccdc509eb8291bc25db628ce48b503c71bd759de55d810986153aeee7fcd5b827cb16cd1662a24f7ea233cd2346528fba665485266692d843f
+DIST cfn_lint-1.52.1.tar.gz 4487553 BLAKE2B 7424bb7e2f02d9c825db9c2dcbd0b7601baee7fd828b32458c8f18b12b97a1d0f2752ffbb16c7d4b779b488d2b86521864561cfa51122b489342463e277c7fe7 SHA512 3d10dd41165708b2c27d7aa75d2177e270ebd3da92543b17f164e12e3b07dd188cb781fcc73be272741cdb9f4dae95ec01bf699c62f6f62b800495c90d52dc44
+DIST cfn_lint-1.52.1.tar.gz.provenance 10005 BLAKE2B 9745d99328ace70220263a5298f41d95f49d192fbef8130a4052681af0a06e18d57e25ad7922e4f93a535fd9b2ead070eb3b7f652a870c74d8a60e84bad3aea7 SHA512 166ff9ec2ceef4fa4bcb8b9b152a8423e976d9192bb3c7cb1621c620bbfdda4949ef3780b802fae278078853776eef47ef0b53ed39f571962b9cb54b6d64a356
diff --git a/dev-python/cfn-lint/cfn-lint-1.52.1.ebuild b/dev-python/cfn-lint/cfn-lint-1.52.1.ebuild
new file mode 100644
index 0000000000000..a2a7c78c8ad0e
--- /dev/null
+++ b/dev-python/cfn-lint/cfn-lint-1.52.1.ebuild
@@ -0,0 +1,64 @@
+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=setuptools
+PYPI_VERIFY_REPO=https://github.com/aws-cloudformation/cfn-lint
+PYTHON_COMPAT=( python3_{12..14} )
+
+inherit distutils-r1 pypi
+
+DESCRIPTION="CloudFormation Linter"
+HOMEPAGE="
+	https://github.com/aws-cloudformation/cfn-lint/
+	https://pypi.org/project/cfn-lint/
+"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64 ~arm64 ~riscv ~x86"
+
+RDEPEND="
+	>=dev-python/aws-sam-translator-1.110.0[${PYTHON_USEDEP}]
+	dev-python/jsonpatch[${PYTHON_USEDEP}]
+	>=dev-python/jschema-to-python-1.2.3[${PYTHON_USEDEP}]
+	<dev-python/jsonschema-5[${PYTHON_USEDEP}]
+	>=dev-python/jsonschema-3.0[${PYTHON_USEDEP}]
+	dev-python/junit-xml[${PYTHON_USEDEP}]
+	<dev-python/networkx-4[${PYTHON_USEDEP}]
+	>=dev-python/pyyaml-6.0.3[${PYTHON_USEDEP}]
+	>=dev-python/regex-2021.7.1[${PYTHON_USEDEP}]
+	>=dev-python/sarif-om-1.0.4[${PYTHON_USEDEP}]
+	>=dev-python/sympy-1.14.0[${PYTHON_USEDEP}]
+"
+BDEPEND="
+	>=dev-python/setuptools-77.0.3[${PYTHON_USEDEP}]
+	test? (
+		dev-python/defusedxml[${PYTHON_USEDEP}]
+	)
+"
+
+EPYTEST_PLUGINS=()
+distutils_enable_tests pytest
+
+python_test() {
+	local EPYTEST_DESELECT=(
+		# different line wrapping somehow
+		test/unit/module/template/test_template.py::TestTemplate::test_build_graph
+		# requires git repo
+		test/unit/module/maintenance/test_update_documentation.py::TestUpdateDocumentation::test_update_docs
+		# TODO: suddenly started failing in older versions too
+		# https://github.com/aws-cloudformation/cfn-lint/issues/4207
+		test/integration/test_good_templates.py
+		test/unit/module/override/test_exclude.py::TestExclude::test_success_run
+		test/unit/module/test_api.py::TestLintFile::test_good_template
+		test/unit/module/test_rules_collections.py::TestRulesCollection::test_success_run
+		# crashes on 3.12+, probably pygraphviz
+		test/unit/module/test_api.py::TestLintByConfig::test_graph
+	)
+
+	# from tox.ini
+	local -x AWS_DEFAULT_REGION=us-east-1
+	epytest
+}