diff --git a/dev-python/sigstore/sigstore-3.3.0.ebuild b/dev-python/sigstore/sigstore-3.3.0-r1.ebuild
similarity index 96%
rename from dev-python/sigstore/sigstore-3.3.0.ebuild
rename to dev-python/sigstore/sigstore-3.3.0-r1.ebuild
index cb4a9db7d0897..849c52693e55f 100644
--- a/dev-python/sigstore/sigstore-3.3.0.ebuild
+++ b/dev-python/sigstore/sigstore-3.3.0-r1.ebuild
@@ -36,7 +36,7 @@ RDEPEND="
 	dev-python/requests[${PYTHON_USEDEP}]
 	>=dev-python/rfc8785-0.1.2[${PYTHON_USEDEP}]
 	>=dev-python/rich-13.0[${PYTHON_USEDEP}]
-	>=dev-python/sigstore-protobuf-specs-0.3.2[${PYTHON_USEDEP}]
+	~dev-python/sigstore-protobuf-specs-0.3.2[${PYTHON_USEDEP}]
 	~dev-python/sigstore-rekor-types-0.0.13[${PYTHON_USEDEP}]
 	>=dev-python/tuf-5.0[${PYTHON_USEDEP}]
 	$(python_gen_cond_dep '