From b96ced6d9ae5992460747c03b9096bf5695a158b Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Sat, 11 Feb 2023 11:33:32 +0100
Subject: [PATCH] ocamlPackages.biocaml: use Dune 3

---
 pkgs/development/ocaml-modules/biocaml/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/development/ocaml-modules/biocaml/default.nix b/pkgs/development/ocaml-modules/biocaml/default.nix
index 006316295e4..5fa482acc6d 100644
--- a/pkgs/development/ocaml-modules/biocaml/default.nix
+++ b/pkgs/development/ocaml-modules/biocaml/default.nix
@@ -8,6 +8,7 @@ buildDunePackage rec {
   version = "0.11.2";
 
   minimalOCamlVersion = "4.11";
+  duneVersion = "3";
 
   src = fetchFromGitHub {
     owner = "biocaml";