From d7c2fc6f0d816cfd45c498a5847db52d80451227 Mon Sep 17 00:00:00 2001
From: Guy Chronister <guychronister@outlook.com>
Date: Thu, 22 Jan 2026 12:09:21 -0600
Subject: [PATCH] ocamlPackages.rock: migrate to finalAttrs

---
 pkgs/development/ocaml-modules/rock/default.nix | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/ocaml-modules/rock/default.nix b/pkgs/development/ocaml-modules/rock/default.nix
index 4ac05b0150b2..f62e462f4443 100644
--- a/pkgs/development/ocaml-modules/rock/default.nix
+++ b/pkgs/development/ocaml-modules/rock/default.nix
@@ -9,14 +9,14 @@
   sexplib0,
 }:
 
-buildDunePackage rec {
+buildDunePackage (finalAttrs: {
   pname = "rock";
   version = "0.20.0";
   minimalOCamlVersion = "4.08";
   duneVersion = "3";
 
   src = fetchurl {
-    url = "https://github.com/rgrinberg/opium/releases/download/${version}/opium-${version}.tbz";
+    url = "https://github.com/rgrinberg/opium/releases/download/${finalAttrs.version}/opium-${finalAttrs.version}.tbz";
     hash = "sha256-MmuRhm3pC69TX4t9Sy/yPjnZUuVzwEs8E/EFS1n/L7Y=";
   };
 
@@ -35,4 +35,4 @@ buildDunePackage rec {
     maintainers = [ lib.maintainers.vbgl ];
   };
 
-}
+})