diff --git a/pkgs/applications/misc/orpie/default.nix b/pkgs/applications/misc/orpie/default.nix
index a1f119f6834c..ffb62dd6c199 100644
--- a/pkgs/applications/misc/orpie/default.nix
+++ b/pkgs/applications/misc/orpie/default.nix
@@ -4,7 +4,7 @@ ocamlPackages.buildDunePackage rec {
   pname = "orpie";
   version = "1.6.1";
 
-  useDune2 = true;
+  duneVersion = "3";
 
   src = fetchFromGitHub {
     owner = "pelzlpj";