diff --git a/dev-python/jupyter-client/Manifest b/dev-python/jupyter-client/Manifest
index 8b1f8774005a3..64525fba7371e 100644
--- a/dev-python/jupyter-client/Manifest
+++ b/dev-python/jupyter-client/Manifest
@@ -1 +1,2 @@
 DIST jupyter_client-8.3.1.tar.gz 337007 BLAKE2B fdb0535ccda1ca13e2ead09c6df9f30c8c7d258dbfa4882a758b3923fd5bdf6afa80859f941bcc3e1a602de31c6ceef06b7a5d360d64ceab34e40de65dc65174 SHA512 ce600985ed9d36d4a96bbed6142b46988d46ea468d8f266fd3c9a7357f60d5e2a9bddb11c912a3c137079322e4363b975c4b43b1a53e65b5d649d367a098a52d
+DIST jupyter_client-8.4.0.tar.gz 338114 BLAKE2B 9588ec5a9155d008876819f6129e18799e78692056344f49556ca2aa815c2c22472520661527bdbbce6d8458cc34b01ef900d89939f1de667745e48e7a5ed4f5 SHA512 0853e15b68e4fe5d9b4811e664eb25e900ebc908902c8527f01f761f012ddb6aa928e825bd67894dbed8c62dc643d5451da0cc5907847839c832e49e15eb6027
diff --git a/dev-python/jupyter-client/jupyter-client-8.4.0.ebuild b/dev-python/jupyter-client/jupyter-client-8.4.0.ebuild
new file mode 100644
index 0000000000000..13fe78be87b62
--- /dev/null
+++ b/dev-python/jupyter-client/jupyter-client-8.4.0.ebuild
@@ -0,0 +1,49 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=hatchling
+PYTHON_COMPAT=( python3_{10..11} )
+PYTHON_REQ_USE="threads(+)"
+
+inherit distutils-r1 pypi
+
+DESCRIPTION="Jupyter protocol implementation and client libraries"
+HOMEPAGE="
+	https://jupyter.org/
+	https://github.com/jupyter/jupyter_client/
+	https://pypi.org/project/jupyter-client/
+"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~arm64-macos ~x64-macos"
+
+RDEPEND="
+	>=dev-python/jupyter-core-5.1[${PYTHON_USEDEP}]
+	>=dev-python/python-dateutil-2.8.2[${PYTHON_USEDEP}]
+	>=dev-python/pyzmq-23.0[${PYTHON_USEDEP}]
+	>=dev-python/tornado-6.0[${PYTHON_USEDEP}]
+	dev-python/traitlets[${PYTHON_USEDEP}]
+	$(python_gen_cond_dep '
+		>=dev-python/importlib-metadata-4.8.3[${PYTHON_USEDEP}]
+	' 3.{8,9})
+"
+BDEPEND="
+	test? (
+		>=dev-python/ipykernel-6.14[${PYTHON_USEDEP}]
+		>=dev-python/pytest-asyncio-0.18[${PYTHON_USEDEP}]
+		>=dev-python/pytest-jupyter-0.4.1[${PYTHON_USEDEP}]
+		dev-python/pytest-timeout[${PYTHON_USEDEP}]
+	)
+"
+
+distutils_enable_tests pytest
+
+EPYTEST_DESELECT=(
+	# TODO: times out
+	tests/test_client.py::TestAsyncKernelClient::test_input_request
+	# TODO
+	tests/test_multikernelmanager.py::TestKernelManager::test_tcp_cinfo
+)