diff --git a/dev-ml/sexplib/sexplib-0.15.0-r1.ebuild b/dev-ml/sexplib/sexplib-0.15.0-r2.ebuild
similarity index 95%
rename from dev-ml/sexplib/sexplib-0.15.0-r1.ebuild
rename to dev-ml/sexplib/sexplib-0.15.0-r2.ebuild
index 6fecbe6ed7396..bd2b1329a0dbc 100644
--- a/dev-ml/sexplib/sexplib-0.15.0-r1.ebuild
+++ b/dev-ml/sexplib/sexplib-0.15.0-r2.ebuild
@@ -10,7 +10,7 @@ HOMEPAGE="https://github.com/janestreet/sexplib"
 SRC_URI="https://github.com/janestreet/sexplib/archive/v${PV}.tar.gz -> ${P}.tar.gz"
 
 LICENSE="Apache-2.0"
-SLOT="0/${PV}"
+SLOT="0/$(ver_cut 1-2)"
 KEYWORDS="~amd64 ~arm ~arm64 ~ppc ~ppc64 ~riscv ~x86"
 IUSE="+ocamlopt"