diff --git a/dev-python/botocore/Manifest b/dev-python/botocore/Manifest
index 1f024295dc6b0..85299e301b22c 100644
--- a/dev-python/botocore/Manifest
+++ b/dev-python/botocore/Manifest
@@ -5,3 +5,4 @@ DIST botocore-1.40.55.gh.tar.gz 15255349 BLAKE2B 22516d43d5737d92bbead967a13b4ce
 DIST botocore-1.40.59.gh.tar.gz 15284317 BLAKE2B f0e5b5ac06292c003ac6dcf0d8b4098b12cdeb2ea5ef8158aa1ce20000730e8f0bfb65a5156f64decaec9ef2d144f3aebbad1e2f2389e80d6d3cdef24f735f2e SHA512 04aabb134f24782274c3b44b0addc45523e36216372e07da271d282968200b66785c4ca92754a79a0ae26fc93c2448e032f0e498552eb8b344c618cd2be2221a
 DIST botocore-1.40.64.gh.tar.gz 15230274 BLAKE2B 6156b2d80f6aee5df0d746bf3a2fe1bda6cee3435612d3db12a8134b9fdfa7a6c250752dadb562d1c804052ea6c775f802067d611ba1fb597e9d90439e219b64 SHA512 a8c7793146d25ae5cabe12fa5a65e8195f35029dd2f0dd9a6d012b8abfe41e1871808e1dd3d550ac153ce323c15c398b35a535780c5e143bbe5645b5eeb8c620
 DIST botocore-1.40.65.gh.tar.gz 15232368 BLAKE2B 87a15fb88b255cd44ff40e3089f28851d7dba8a63fbaa047a66b69d0196e44bcf382a12b0b9e36ef00cbbe8840e8ecacc562b156ff6d376ec00a7606e4e81969 SHA512 09779168d3adcdcf2c1e07ad9be56f6f368f4c63b9c99c4e4e09f46ae7ba407fc1883b2ec45144fb2d68db575acc60d20aa42ecf1c07fbb45195793ee62a0f26
+DIST botocore-1.40.66.gh.tar.gz 15233233 BLAKE2B d30bd8bf6766d3f08ebadb9cb1fe70bb39cf5569756ce68a054c0e4e0658014fbfae84de664eeb3890771e8f550f475d03d4a17b8b09814f0aa66e9c35ac3eb7 SHA512 fa50ab93e759a9eb716d941eca102c1c57d9243dbaef686f5510a836731d8489c781395e2edbc8a9af4388ab2de151dcb83528bcf350b8acff2f77e9d85be5e2
diff --git a/dev-python/botocore/botocore-1.40.66.ebuild b/dev-python/botocore/botocore-1.40.66.ebuild
new file mode 100644
index 0000000000000..a931fcaefec4f
--- /dev/null
+++ b/dev-python/botocore/botocore-1.40.66.ebuild
@@ -0,0 +1,67 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=setuptools
+PYTHON_COMPAT=( python3_{11..14} )
+
+inherit distutils-r1
+
+DESCRIPTION="Low-level, data-driven core of boto 3"
+HOMEPAGE="
+	https://github.com/boto/botocore/
+	https://pypi.org/project/botocore/
+"
+SRC_URI="
+	https://github.com/boto/botocore/archive/${PV}.tar.gz
+		-> ${P}.gh.tar.gz
+"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~loong ~ppc ~ppc64 ~riscv ~sparc ~x86 ~amd64-linux ~x86-linux"
+
+RDEPEND="
+	<dev-python/jmespath-2[${PYTHON_USEDEP}]
+	dev-python/python-dateutil[${PYTHON_USEDEP}]
+	>=dev-python/urllib3-1.25.4[${PYTHON_USEDEP}]
+"
+# unbundled packages
+RDEPEND+="
+	dev-python/requests[${PYTHON_USEDEP}]
+	dev-python/six[${PYTHON_USEDEP}]
+"
+BDEPEND="
+	test? (
+		dev-python/jsonschema[${PYTHON_USEDEP}]
+	)
+"
+
+EPYTEST_PLUGINS=()
+EPYTEST_XDIST=1
+distutils_enable_tests pytest
+
+src_prepare() {
+	# unpin deps
+	sed -i -e "s:>=.*':':" setup.py || die
+
+	# unbundle deps
+	rm -r botocore/vendored || die
+	find -name '*.py' -exec sed -i \
+		-e 's:from botocore[.]vendored import:import:' \
+		-e 's:from botocore[.]vendored[.]:from :' \
+		{} + || die
+
+	distutils-r1_src_prepare
+}
+
+python_test() {
+	local EPYTEST_DESELECT=(
+		# rely on bundled six
+		tests/functional/test_six_imports.py::test_no_bare_six_imports
+		tests/functional/test_six_threading.py::test_six_thread_safety
+	)
+
+	epytest tests/{functional,unit}
+}