diff --git a/dev-ml/typerep/typerep-0.17.1.ebuild b/dev-ml/typerep/typerep-0.17.1-r1.ebuild
similarity index 87%
rename from dev-ml/typerep/typerep-0.17.1.ebuild
rename to dev-ml/typerep/typerep-0.17.1-r1.ebuild
index 0464789e8b876..a05b72461d4bb 100644
--- a/dev-ml/typerep/typerep-0.17.1.ebuild
+++ b/dev-ml/typerep/typerep-0.17.1-r1.ebuild
@@ -14,9 +14,12 @@ SLOT="0/$(ver_cut 1-2)"
 KEYWORDS="~amd64 ~arm64 ~ppc ~ppc64"
 IUSE="+ocamlopt"
 
+# Jane Street Minor
+JSM=$(ver_cut 1-2)
+
 RDEPEND="
 	>=dev-lang/ocaml-5
-	dev-ml/base:${SLOT}[ocamlopt?]
+	=dev-ml/base-${JSM}*:=[ocamlopt?]
 "
 DEPEND="${RDEPEND}"
 BDEPEND=">=dev-ml/dune-3.11"