diff --git a/pkgs/development/ocaml-modules/atd/default.nix b/pkgs/development/ocaml-modules/atd/default.nix
index e3e056f54426..c6047f4ea1b7 100644
--- a/pkgs/development/ocaml-modules/atd/default.nix
+++ b/pkgs/development/ocaml-modules/atd/default.nix
@@ -4,6 +4,8 @@ buildDunePackage rec {
   pname = "atd";
   version = "2.0.0";
 
+  minimumOCamlVersion = "4.02";
+
   src = fetchFromGitHub {
     owner = "mjambon";
     repo = pname;