diff --git a/pkgs/development/ocaml-modules/lwt_eio/default.nix b/pkgs/development/ocaml-modules/lwt_eio/default.nix
index c84d716c507f..d7bc05f2b648 100644
--- a/pkgs/development/ocaml-modules/lwt_eio/default.nix
+++ b/pkgs/development/ocaml-modules/lwt_eio/default.nix
@@ -2,35 +2,35 @@
   lib,
   buildDunePackage,
   fetchurl,
-  fetchpatch,
   eio,
   lwt,
 }:
-buildDunePackage rec {
+
+buildDunePackage (finalAttrs: {
   pname = "lwt_eio";
-  version = "0.5.1";
+  version = if lib.versionAtLeast lwt.version "6.0.0" then "0.6" else "0.5.1";
 
   minimalOCamlVersion = "5.1";
 
   src = fetchurl {
-    url = "https://github.com/ocaml-multicore/${pname}/releases/download/v${version}/${pname}-${version}.tbz";
-    hash = "sha256-dlJnhHh4VNO60NZJZqc1HS8wPR95WhdeBJTK37pPbCE=";
+    url = "https://github.com/ocaml-multicore/lwt_eio/releases/download/v${finalAttrs.version}/lwt_eio-${finalAttrs.version}.tbz";
+    hash =
+      {
+        "0.5.1" = "sha256-dlJnhHh4VNO60NZJZqc1HS8wPR95WhdeBJTK37pPbCE=";
+        "0.6" = "sha256-6xyIQyMRUE5Q+FQCzAkvaXZqqo8LSFzG6U1A7GZwSLw=";
+      }
+      ."${finalAttrs.version}";
   };
 
-  patches = lib.optional (lib.versionAtLeast lwt.version "6.0.0") (fetchpatch {
-    url = "https://github.com/ocaml-multicore/lwt_eio/commit/5f8bf1e7af33590683ee45151894d7b9a20607f0.patch";
-    hash = "sha256-5A3Bh+xOXo79Rw145hYqYv42li30M0TKLW+qu/dC0KQ=";
-  });
-
   propagatedBuildInputs = [
     eio
     lwt
   ];
 
   meta = {
-    homepage = "https://github.com/ocaml-multicore/${pname}";
-    changelog = "https://github.com/ocaml-multicore/${pname}/raw/v${version}/CHANGES.md";
+    homepage = "https://github.com/ocaml-multicore/lwt_eio";
+    changelog = "https://github.com/ocaml-multicore/lwt_eio/raw/v${finalAttrs.version}/CHANGES.md";
     description = "Use Lwt libraries from within Eio";
     license = with lib.licenses; [ isc ];
   };
-}
+})