1 files changed, 10 insertions, 8 deletions
diff --git a/pkgs/development/ocaml-modules/lens/default.nix b/pkgs/development/ocaml-modules/lens/default.nix
index c26b3dbe737..8910a873812 100644
--- a/pkgs/development/ocaml-modules/lens/default.nix
+++ b/pkgs/development/ocaml-modules/lens/default.nix
@@ -1,21 +1,22 @@
-{ lib, ocaml, fetchzip, ppx_deriving, ppxfind, buildDunePackage }:
-
-if lib.versionAtLeast ocaml.version "4.10"
-then throw "lens is not available for OCaml ${ocaml.version}"
-else
+{ lib, fetchzip, ppx_deriving, ppxfind, buildDunePackage, ounit }:
 
 buildDunePackage rec {
   pname = "lens";
-  version = "1.2.3";
+  version = "1.2.4";
+
+  useDune2 = true;
 
   src = fetchzip {
     url = "https://github.com/pdonadeo/ocaml-lens/archive/v${version}.tar.gz";
-    sha256 = "09k2vhzysx91syjhgv6w1shc9mgzi0l4bhwpx1g5pi4r4ghjp07y";
+    sha256 = "18mv7n5rcix3545mc2qa2f9xngks4g4kqj2g878qj7r3cy96kklv";
   };
 
-  minimumOCamlVersion = "4.04.1";
+  minimumOCamlVersion = "4.10";
   buildInputs = [ ppx_deriving ppxfind ];
 
+  doCheck = true;
+  checkInputs = [ ounit ];
+
   meta = with lib; {
     homepage = "https://github.com/pdonadeo/ocaml-lens";
     description = "Functional lenses";
@@ -23,5 +24,6 @@ buildDunePackage rec {
     maintainers = with maintainers; [
       kazcw
     ];
+    broken = true; # Not compatible with ppx_deriving ≥ 5.0
   };
 }