diff --git a/testing/ocaml-migrate-parsetree/APKBUILD b/testing/ocaml-migrate-parsetree/APKBUILD
index 91979c702bb3a27dd2217956b35f71da293faa5e..fa2213c60086e8209d210e1d601612a7507b2d0e 100644
--- a/testing/ocaml-migrate-parsetree/APKBUILD
+++ b/testing/ocaml-migrate-parsetree/APKBUILD
@@ -7,6 +7,7 @@ pkgdesc="Convert OCaml parsetrees between different major versions"
 url="https://github.com/ocaml-ppx/ocaml-migrate-parsetree"
 arch="all !x86 !armhf !s390x"  # limited by ocaml
 license="LGPL-2.1-only-WITH-linking-exception"
+depends="ocaml-result"
 makedepends="dune ocaml ocamlbuild ocaml-findlib ocaml-result-dev opam"
 options="textrels"  # ppc64le (?!)
 subpackages="$pkgname-dev $pkgname-doc $pkgname-ocamlbuild"