diff --git a/dev-python/sigstore-protobuf-specs/Manifest b/dev-python/sigstore-protobuf-specs/Manifest
index 5d8fffb51092..2bd9f1f08844 100644
--- a/dev-python/sigstore-protobuf-specs/Manifest
+++ b/dev-python/sigstore-protobuf-specs/Manifest
@@ -2,3 +2,4 @@ DIST sigstore_protobuf_specs-0.3.2.tar.gz 17529 BLAKE2B e12bcd471f20c993b0fd5cab
 DIST sigstore_protobuf_specs-0.4.1.tar.gz 19520 BLAKE2B 5a5a680dc83f737c6560ce0b38add4513a47c0863388adcd4fca050e198f5204b7fce2ab41b2ca26ad310d49b8afbe29091385a9e451743c31e50b46027b14ed SHA512 32811f0e93a05857ee13efe85b657360ca43c0cc089737166c7f302f54ff2f64eb3d836c544c9cbc43f99ab777fd661ad8642f26a932e996a4df72c4b9d17228
 DIST sigstore_protobuf_specs-0.4.2.tar.gz 20802 BLAKE2B 7a093e3f0f4f93a3eaf86342ac33987d1c6678cb524e512c93aa91119d380d48848cc391803628158a47405ed401fec8377c707adb08aec3a9ece684e0aeccb7 SHA512 06b9bf5094ebae71d59e2df116a0072e1ee92c1cff72059455ecbb867242fe3322923a749bed40739718e9d3f7dd2fdd4592aa20584e53dba721f17a587b8277
 DIST sigstore_protobuf_specs-0.4.3.tar.gz 21655 BLAKE2B ac50e6f2e3314c897750f1b087ce93975fd81d29c71378af763add8f837d2f71ba97bd9e0ed0002637b756c1ec406e4c282a35fe429309758c45373773c469b6 SHA512 d40fad6cb2db98c40d2856d0d0460196217dee0a881adc0f2225acbb2887144adf6717d7f8259d9ff17ec1f37c2f3447183917976b5ab2f65493671465d922ce
+DIST sigstore_protobuf_specs-0.5.0.tar.gz 21667 BLAKE2B 08ef6bd46a86cfdc29d618c4490b2c3d0267a957c7bda9d6acee67d0c515cbf9ce3652732cf34cd4916208d2830d943b00cb015728fcc69c04330bfc00fbc4c3 SHA512 0f1244a88b477d5fa132f4f13574201cd0a2b749e369b2fcab34803b60d479517fae3a9722087db9a1edf7daf9d7e1a4babbb265a8e851278ef765220cf600e1
diff --git a/dev-python/sigstore-protobuf-specs/sigstore-protobuf-specs-0.5.0.ebuild b/dev-python/sigstore-protobuf-specs/sigstore-protobuf-specs-0.5.0.ebuild
new file mode 100644
index 000000000000..e5ba4800fca0
--- /dev/null
+++ b/dev-python/sigstore-protobuf-specs/sigstore-protobuf-specs-0.5.0.ebuild
@@ -0,0 +1,24 @@
+# Copyright 2024-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+DISTUTILS_USE_PEP517=flit
+PYTHON_COMPAT=( python3_{11..13} )
+
+inherit distutils-r1 pypi
+
+DESCRIPTION="A library for serializing and deserializing Sigstore messages"
+HOMEPAGE="
+	https://github.com/sigstore/protobuf-specs/tree/main/gen/pb-python/
+	https://pypi.org/project/sigstore-protobuf-specs/
+"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64"
+
+RDEPEND="
+	~dev-python/betterproto-2.0.0_beta7[${PYTHON_USEDEP}]
+	=dev-python/pydantic-2*[${PYTHON_USEDEP}]
+"