diff --git a/pkgs/development/ocaml-modules/secp256k1/default.nix b/pkgs/development/ocaml-modules/secp256k1/default.nix
index ed60cb96273..aab98a9cc6b 100644
--- a/pkgs/development/ocaml-modules/secp256k1/default.nix
+++ b/pkgs/development/ocaml-modules/secp256k1/default.nix
@@ -1,17 +1,19 @@
-{ stdenv, fetchFromGitHub, buildDunePackage, base, stdio, configurator, secp256k1 }:
+{ stdenv, fetchFromGitHub, buildDunePackage, base, stdio, dune-configurator, secp256k1 }:
 
-buildDunePackage {
+buildDunePackage rec {
   pname = "secp256k1";
-  version = "0.4.0";
+  version = "0.4.1";
+
+  useDune2 = true;
 
   src = fetchFromGitHub {
     owner = "dakk";
     repo = "secp256k1-ml";
-    rev = "42c04c93e2ed9596f6378676e944c8cfabfa69d7";
-    sha256 = "1zw2kgg181a9lj1m8z0ybijs8gw9w1kk990avh1bp9x8kc1asffg";
+    rev = version;
+    sha256 = "0jkd7mc5kynhg0b76dfk70pww97qsq2jbd991634i16xf8qja9fj";
   };
 
-  buildInputs = [ base stdio configurator secp256k1 ];
+  buildInputs = [ base stdio dune-configurator secp256k1 ];
 
   meta = with stdenv.lib; {
     homepage = "https://github.com/dakk/secp256k1-ml";