diff --git a/dev-python/protobuf-python/Manifest b/dev-python/protobuf-python/Manifest
index 861d4d812..88efe0355 100644
--- a/dev-python/protobuf-python/Manifest
+++ b/dev-python/protobuf-python/Manifest
@@ -1 +1 @@
-DIST protobuf-21.12.tar.gz 5141166 BLAKE2B 33500612d103afb817062486a741e8e5503f82c42c70054d47d1899e6bb79f3fdde2666cad5b8eff6e1bc539c3b0cdf9f2b125ce7e5d3a459a69e84d67ab535e SHA512 2dc8f552388438268d8b9f7a9e84c6abf1736be3d5031438c789c317410c9f4b5cedd25bf7da6d67b3ba32ca890869f9ddaab2284d6ac0e734a5b135ffbb1346
+DIST protobuf-21.12.gh.tar.gz 5141166 BLAKE2B 33500612d103afb817062486a741e8e5503f82c42c70054d47d1899e6bb79f3fdde2666cad5b8eff6e1bc539c3b0cdf9f2b125ce7e5d3a459a69e84d67ab535e SHA512 2dc8f552388438268d8b9f7a9e84c6abf1736be3d5031438c789c317410c9f4b5cedd25bf7da6d67b3ba32ca890869f9ddaab2284d6ac0e734a5b135ffbb1346
diff --git a/dev-python/protobuf-python/protobuf-python-4.21.12.ebuild b/dev-python/protobuf-python/protobuf-python-4.21.12.ebuild
index 7f9787aef..67dd12e98 100644
--- a/dev-python/protobuf-python/protobuf-python-4.21.12.ebuild
+++ b/dev-python/protobuf-python/protobuf-python-4.21.12.ebuild
@@ -22,7 +22,7 @@ if [[ "${PV}" == *9999 ]]; then
 else
 	SRC_URI="
 		https://github.com/protocolbuffers/protobuf/archive/v${PARENT_PV}.tar.gz
-			-> ${PARENT_P}.tar.gz
+			-> ${PARENT_P}.gh.tar.gz
 	"
 	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~loong ~mips ~ppc64 ~riscv ~x86 ~amd64-linux ~x86-linux ~x64-macos"
 fi
@@ -65,6 +65,10 @@ python_prepare_all() {
 	eapply_user
 	popd > /dev/null || die
 
+	# py3.12
+	sed -i -e 's:assertRaisesRegexp:assertRaisesRegex:' \
+		google/protobuf/internal/json_format_test.py || die
+
 	distutils-r1_python_prepare_all
 }