diff --git a/pkgs/by-name/op/openrsync/package.nix b/pkgs/by-name/op/openrsync/package.nix
index d9545aff3274..e456db092644 100644
--- a/pkgs/by-name/op/openrsync/package.nix
+++ b/pkgs/by-name/op/openrsync/package.nix
@@ -2,21 +2,33 @@
   lib,
   stdenv,
   fetchFromGitHub,
+  nix-update-script,
 }:
 
 stdenv.mkDerivation {
   pname = "openrsync";
-  version = "unstable-2025-01-27";
+  version = "0.5.0-unstable-2026-05-31";
 
   src = fetchFromGitHub {
     owner = "kristapsdz";
     repo = "openrsync";
-    rev = "a257c0f495af2b5ee6b41efc6724850a445f87ed";
-    hash = "sha256-pc1lo8d5FY8/1K2qUWzSlrSnA7jnRg4FQRyHqC8I38k=";
+    rev = "48070e68d73f67d6922b2ffc8c2dee9754e659c6";
+    hash = "sha256-9ApkHIak1/XQn1nMwdC0iiZEzZI2gHCOIj8P6bQPFyA=";
   };
 
+  strictDeps = true;
+  __structuredAttrs = true;
+  enableParallelBuilding = true;
+
   # Uses oconfigure
-  prefixKey = "PREFIX=";
+  env.prefixKey = "PREFIX=";
+
+  passthru.updateScript = nix-update-script {
+    extraArgs = [
+      "--version-regex=^VERSION_(\\d+)_(\\d+)_(\\d+.*)"
+      "--version=branch"
+    ];
+  };
 
   meta = {
     homepage = "https://www.openrsync.org/";