diff --git a/dev-python/actdiag/Manifest b/dev-python/actdiag/Manifest
index bdf5038..c4a029f 100644
--- a/dev-python/actdiag/Manifest
+++ b/dev-python/actdiag/Manifest
@@ -1,2 +1,3 @@
 DIST actdiag-0.5.4.tar.gz 2577258 BLAKE2B 022fd331ba8f3331ef2df2813d8afbe31a72e755133f05f7733b9c5dfe1890967a41f3ef1250b5e4faea89345e7ffb3c1a60d957ab6da4c05e37add9e622aa1e SHA512 cb294112752cd3e501a731f7775d73c6a435d37998a89d5eec22ba1b1d882ce252291ee6785336d2be7894aba4be968ada28a450ae48c6b6d247cdb035f5936a
 DIST actdiag-2.0.0.tar.gz 2575076 BLAKE2B c8aa12b4edc66e61baad63ef1b1f870c1508a8b816c05ac91db7c62aad72f93c0d5838c025e8412dedf97996137a62535c421d05418cd7482248127108343a93 SHA512 e955b9b919e137f10ff128d5d8817b2da660b121937cab3386a866a0bff08218b6e777e302a9130616228af6c357c463ceeb12cb95b8734928001d8ad6a90250
+DIST actdiag-3.0.0.tar.gz 2574809 BLAKE2B 8bd9af645c80d4fe392d537095b2f89b7490c0c7aae50c2fe8a682cc0ed65806c3dc763371d91a810fed148e89a4bf46a4294077001dbc995f97a382203e07c6 SHA512 240a687fd0c9f8ee10e66fed9ce8ca3359f3336c1623a05b1394f1444e518c1c325922eb5cd2d6d1a867876ff820b2b1b6f5eb518a6af5d688bd8116b97c9dca
diff --git a/dev-python/actdiag/actdiag-3.0.0.ebuild b/dev-python/actdiag/actdiag-3.0.0.ebuild
new file mode 100644
index 0000000..b1f930b
--- /dev/null
+++ b/dev-python/actdiag/actdiag-3.0.0.ebuild
@@ -0,0 +1,20 @@
+# Copyright 2019-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{8..10} )
+inherit distutils-r1
+
+DESCRIPTION="actdiag generate activity-diagram image file from spec-text file."
+HOMEPAGE="http://blockdiag.com/"
+SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE=""
+
+DEPEND=""
+RDEPEND="${DEPEND}"
+BDEPEND=""