diff --git a/dev-ml/ppx_optional/Manifest b/dev-ml/ppx_optional/Manifest
index 9f2af6e0ce02..e1e72c33bee7 100644
--- a/dev-ml/ppx_optional/Manifest
+++ b/dev-ml/ppx_optional/Manifest
@@ -1,3 +1,2 @@
-DIST ppx_optional-0.15.0.tar.gz 6090 BLAKE2B 89752ec6175f0334b922689b2f1b47ee078be0eb5f0432b9de18ac966a6e75e4bb36e4f5f4ab4e7be669de5805f2db8e35cf723cbc22e724451d748bf5437553 SHA512 a2cd8390877c9ec256523c796995a5ade2f97f396afe86493ac46ca1bd1fe15264423986f5a27d5b88908b92673305405e508e744335205ff17f6c2b7d7d0809
 DIST ppx_optional-0.16.0.tar.gz 8333 BLAKE2B 1e977c8c06a9db1247d17a4795d7cd849ca6280b2a2367de3ffe7071f18a88d2e0afc1dbbed3e8b1a01b454623e730d2b7b8e4d378ed0e55df016ecc36c8a4cc SHA512 07e812d46aef13e835dfc31e4eab17c656ad98e85843337d8f9361038c78bbcfceedaa64774784ffd84cb11e58c142e6c9bfab6d6c31eddf86b0e860f9a315a5
 DIST ppx_optional-0.17.0.tar.gz 10620 BLAKE2B a03d469bf38c0d6fc8ef1a395ae83f16c07b95135f12a6d19c9a88628833f3d38df44746c364f006f75b212c35f70a8b449bc6a16547e26d2627e0e59435fe23 SHA512 62ae21deabfb4f9bc967c1405057277e909a53de8ddcc2a12b0f170ad9abd2bda9c0fd208cf9d0d1ede6186ff8972519ef8b9bab26f10fac26bcc8ba1034d947
diff --git a/dev-ml/ppx_optional/ppx_optional-0.15.0.ebuild b/dev-ml/ppx_optional/ppx_optional-0.15.0.ebuild
deleted file mode 100644
index 45a5263c405e..000000000000
--- a/dev-ml/ppx_optional/ppx_optional-0.15.0.ebuild
+++ /dev/null
@@ -1,22 +0,0 @@
-# Copyright 1999-2023 Gentoo Authors
-# Distributed under the terms of the GNU General Public License v2
-
-EAPI=8
-
-inherit dune
-
-DESCRIPTION="Pattern matching on flat options"
-HOMEPAGE="https://github.com/janestreet/ppx_optional"
-SRC_URI="https://github.com/janestreet/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
-
-LICENSE="Apache-2.0"
-SLOT="0/$(ver_cut 1-2)"
-KEYWORDS="amd64 arm arm64 ~ppc ppc64 ~riscv x86"
-IUSE="+ocamlopt"
-
-DEPEND="
-	dev-ml/base:${SLOT}
-	>=dev-ml/ppxlib-0.23.0:=
-	dev-ml/result:=
-"
-RDEPEND="${DEPEND}"