From ca737449c4601060b8d72c09048fc4c13e53ea3b Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Thu, 19 Nov 2020 07:36:30 +0100
Subject: [PATCH] ocamlPackages.macaddr-{cstruct,sexp}: use Dune 2

---
 pkgs/development/ocaml-modules/macaddr/cstruct.nix | 2 ++
 pkgs/development/ocaml-modules/macaddr/sexp.nix    | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/pkgs/development/ocaml-modules/macaddr/cstruct.nix b/pkgs/development/ocaml-modules/macaddr/cstruct.nix
index 991a77a6ba21..143230408920 100644
--- a/pkgs/development/ocaml-modules/macaddr/cstruct.nix
+++ b/pkgs/development/ocaml-modules/macaddr/cstruct.nix
@@ -7,6 +7,8 @@ buildDunePackage {
 
   inherit (macaddr) version src minimumOCamlVersion;
 
+  useDune2 = true;
+
   propagatedBuildInputs = [ macaddr cstruct ];
 
   doCheck = true;
diff --git a/pkgs/development/ocaml-modules/macaddr/sexp.nix b/pkgs/development/ocaml-modules/macaddr/sexp.nix
index 3d0305c4be38..35cc7c6b4401 100644
--- a/pkgs/development/ocaml-modules/macaddr/sexp.nix
+++ b/pkgs/development/ocaml-modules/macaddr/sexp.nix
@@ -7,6 +7,8 @@ buildDunePackage {
 
   inherit (macaddr) version src minimumOCamlVersion;
 
+  useDune2 = true;
+
   propagatedBuildInputs = [ ppx_sexp_conv ];
 
   checkInputs = [ macaddr-cstruct ounit ];