From 91137380e6d9ac975a521dbd54abaac3cbc25d69 Mon Sep 17 00:00:00 2001
From: Antonio Nuno Monteiro <anmonteiro@gmail.com>
Date: Tue, 28 Mar 2023 11:07:28 -0700
Subject: [PATCH] buildDunePackage: use `--mandir` instead of `--man`

---
 pkgs/build-support/ocaml/dune.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/build-support/ocaml/dune.nix b/pkgs/build-support/ocaml/dune.nix
index 81f1010e467..7b602e2507d 100644
--- a/pkgs/build-support/ocaml/dune.nix
+++ b/pkgs/build-support/ocaml/dune.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation ({
     runHook preInstall
     dune install --prefix $out --libdir $OCAMLFIND_DESTDIR ${pname} \
      ${if lib.versionAtLeast Dune.version "2.9"
-       then "--docdir $out/share/doc --man $out/share/man"
+       then "--docdir $out/share/doc --mandir $out/share/man"
        else ""}
     runHook postInstall
   '';