diff --git a/pkgs/development/ocaml-modules/stdcompat/default.nix b/pkgs/development/ocaml-modules/stdcompat/default.nix
index 33e93967e192..23eeca421f5e 100644
--- a/pkgs/development/ocaml-modules/stdcompat/default.nix
+++ b/pkgs/development/ocaml-modules/stdcompat/default.nix
@@ -1,8 +1,12 @@
 { buildDunePackage
+, ocaml
 , lib
 , fetchurl
 }:
 
+lib.throwIf (lib.versionAtLeast ocaml.version "5.2")
+  "stdcompat is not available for OCaml ${ocaml.version}"
+
 buildDunePackage rec {
   pname = "stdcompat";
   version = "19";