From 6806e4e8b78eae240cb9e657b168c13dd58f9a3f Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Fri, 24 Jun 2022 06:26:47 +0200
Subject: [PATCH] =?UTF-8?q?ocamlPackages.shared-memory-ring:=203.1.0=20?=
 =?UTF-8?q?=E2=86=92=203.1.1?=
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---
 .../ocaml-modules/shared-memory-ring/default.nix          | 8 +++-----
 pkgs/development/ocaml-modules/shared-memory-ring/lwt.nix | 2 +-
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/pkgs/development/ocaml-modules/shared-memory-ring/default.nix b/pkgs/development/ocaml-modules/shared-memory-ring/default.nix
index 17dd6183c0da..baeda2d1b152 100644
--- a/pkgs/development/ocaml-modules/shared-memory-ring/default.nix
+++ b/pkgs/development/ocaml-modules/shared-memory-ring/default.nix
@@ -10,13 +10,11 @@
 
 buildDunePackage rec {
   pname = "shared-memory-ring";
-  version = "3.1.0";
-
-  useDune2 = true;
+  version = "3.1.1";
 
   src = fetchurl {
-    url = "https://github.com/mirage/shared-memory-ring/releases/download/v${version}/shared-memory-ring-v${version}.tbz";
-    sha256 = "06350ph3rdfvybi0cgs3h3rdkmjspk3c4375rxvbdg0kza1w22x1";
+    url = "https://github.com/mirage/shared-memory-ring/releases/download/v${version}/shared-memory-ring-${version}.tbz";
+    sha256 = "sha256-KW8grij/OAnFkdUdRRZF21X39DvqayzkTWeRKwF8uoU=";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/development/ocaml-modules/shared-memory-ring/lwt.nix b/pkgs/development/ocaml-modules/shared-memory-ring/lwt.nix
index 8f41253bab8e..e3ae1ef2e3dc 100644
--- a/pkgs/development/ocaml-modules/shared-memory-ring/lwt.nix
+++ b/pkgs/development/ocaml-modules/shared-memory-ring/lwt.nix
@@ -12,7 +12,7 @@
 buildDunePackage {
   pname = "shared-memory-ring-lwt";
 
-  inherit (shared-memory-ring) version src useDune2;
+  inherit (shared-memory-ring) version src;
 
   buildInputs = [
     ppx_cstruct