diff --git a/pkgs/development/ocaml-modules/hacl_x25519/default.nix b/pkgs/development/ocaml-modules/hacl_x25519/default.nix
deleted file mode 100644
index 245b61ef1aae..000000000000
--- a/pkgs/development/ocaml-modules/hacl_x25519/default.nix
+++ /dev/null
@@ -1,24 +0,0 @@
-{ lib, buildDunePackage, fetchurl, benchmark, cstruct
-, alcotest , eqaf, hex, ppx_blob, ppx_deriving_yojson, stdlib-shims, yojson }:
-
-buildDunePackage rec {
-  pname = "hacl_x25519";
-  version = "0.2.2";
-
-  src = fetchurl {
-    url = "https://github.com/mirage/hacl/releases/download/v${version}/${pname}-v${version}.tbz";
-    sha256 = "sha256-gWdUqOj5c50ObZjO1uULAmoo1ZIyRFxQUaZuQzLMVy0=";
-  };
-
-  useDune2 = true;
-  propagatedBuildInputs = [ eqaf cstruct ];
-  checkInputs = [ alcotest benchmark hex ppx_blob ppx_deriving_yojson stdlib-shims yojson ];
-  doCheck = true;
-
-  meta = with lib; {
-    description = "Primitives for Elliptic Curve Cryptography taken from Project Everest";
-    homepage = "https://github.com/mirage/hacl";
-    license = licenses.mit;
-    maintainers = with maintainers; [ sternenseemann ];
-  };
-}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index efebf7e38533..d05abaddcfa8 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -502,8 +502,6 @@ let
 
     hack_parallel = callPackage ../development/ocaml-modules/hack_parallel { };
 
-    hacl_x25519 = callPackage ../development/ocaml-modules/hacl_x25519 { };
-
     hacl-star = callPackage ../development/ocaml-modules/hacl-star { };
     hacl-star-raw = callPackage ../development/ocaml-modules/hacl-star/raw.nix { };