1 files changed, 1 insertions, 0 deletions
diff --git a/infra/libkookie/nixpkgs/pkgs/development/ocaml-modules/tsort/default.nix b/infra/libkookie/nixpkgs/pkgs/development/ocaml-modules/tsort/default.nix
index d47236ba96b8..fdfe7a650e55 100644
--- a/infra/libkookie/nixpkgs/pkgs/development/ocaml-modules/tsort/default.nix
+++ b/infra/libkookie/nixpkgs/pkgs/development/ocaml-modules/tsort/default.nix
@@ -2,6 +2,7 @@
 
 buildDunePackage rec {
   pname = "tsort";
+  useDune2 = true;
   version = "2.0.0";
   src = fetchFromGitHub {
     owner = "dmbaturin";