diff --git a/dev-ml/sexplib/sexplib-0.15.0.ebuild b/dev-ml/sexplib/sexplib-0.15.0-r1.ebuild
similarity index 90%
rename from dev-ml/sexplib/sexplib-0.15.0.ebuild
rename to dev-ml/sexplib/sexplib-0.15.0-r1.ebuild
index d78b76f030d36..6fecbe6ed7396 100644
--- a/dev-ml/sexplib/sexplib-0.15.0.ebuild
+++ b/dev-ml/sexplib/sexplib-0.15.0-r1.ebuild
@@ -11,7 +11,7 @@ SRC_URI="https://github.com/janestreet/sexplib/archive/v${PV}.tar.gz -> ${P}.tar
 
 LICENSE="Apache-2.0"
 SLOT="0/${PV}"
-KEYWORDS="amd64 arm arm64 ~ppc ppc64 ~riscv x86"
+KEYWORDS="~amd64 ~arm ~arm64 ~ppc ~ppc64 ~riscv ~x86"
 IUSE="+ocamlopt"
 
 RDEPEND="