From 89de0d84cee39ea985a5d7bf5e77fbd7b00ecbb1 Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Mon, 30 Oct 2023 06:47:07 +0100
Subject: [PATCH] =?UTF-8?q?ocamlPackages.camlimages:=20fix=20build=20with?=
 =?UTF-8?q?=20OCaml=20=E2=89=A5=205.0?=
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---
 pkgs/development/ocaml-modules/camlimages/default.nix | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/ocaml-modules/camlimages/default.nix b/pkgs/development/ocaml-modules/camlimages/default.nix
index 0d08cc48cb7b..b1d3d51c8666 100644
--- a/pkgs/development/ocaml-modules/camlimages/default.nix
+++ b/pkgs/development/ocaml-modules/camlimages/default.nix
@@ -6,8 +6,6 @@ buildDunePackage rec {
   pname = "camlimages";
   version = "5.0.4";
 
-  duneVersion = "3";
-
   minimalOCamlVersion = "4.07";
 
   src = fetchFromGitLab {
@@ -17,6 +15,10 @@ buildDunePackage rec {
     sha256 = "1m2c76ghisg73dikz2ifdkrbkgiwa0hcmp21f2fm2rkbf02rq3f4";
   };
 
+  postPatch = ''
+    substituteInPlace core/{images,units}.ml --replace String.lowercase String.lowercase_ascii
+  '';
+
   nativeBuildInputs = [ cppo ];
   buildInputs = [ dune-configurator findlib graphics lablgtk stdio ];