diff --git a/dev-ml/opam-file-format/opam-file-format-2.2.0.ebuild b/dev-ml/opam-file-format/opam-file-format-2.2.0-r1.ebuild
similarity index 85%
rename from dev-ml/opam-file-format/opam-file-format-2.2.0.ebuild
rename to dev-ml/opam-file-format/opam-file-format-2.2.0-r1.ebuild
index 0bd820516d17f..4acae84a5b359 100644
--- a/dev-ml/opam-file-format/opam-file-format-2.2.0.ebuild
+++ b/dev-ml/opam-file-format/opam-file-format-2.2.0-r1.ebuild
@@ -19,4 +19,6 @@ KEYWORDS="~amd64 ~arm ~arm64 ~ppc ~ppc64 ~riscv ~x86"
 IUSE="+ocamlopt test"
 RESTRICT="!test? ( test )"
 
-DEPEND="test? ( dev-ml/alcotest )"
+RDEPEND="dev-ml/menhir:=[ocamlopt?]"
+DEPEND="${RDEPEND}"
+BDEPEND="test? ( dev-ml/alcotest )"