diff --git a/pkgs/development/python-modules/unstructured-client/default.nix b/pkgs/development/python-modules/unstructured-client/default.nix
index f6fb1b8cce11..afec345dacc8 100644
--- a/pkgs/development/python-modules/unstructured-client/default.nix
+++ b/pkgs/development/python-modules/unstructured-client/default.nix
@@ -19,16 +19,16 @@
   typing-inspection,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "unstructured-client";
-  version = "0.42.6";
+  version = "0.42.8";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "Unstructured-IO";
     repo = "unstructured-python-client";
-    tag = "v${version}";
-    hash = "sha256-94d4OBaQTMacbOaRniNlaDVE3jZ+g28Hl3xbTmvY8L8=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-BXHJOkTZdAnpf38WdHugcwYyWuURylbYTjaKoPt7O5A=";
   };
 
   preBuild = ''
@@ -66,15 +66,16 @@ buildPythonPackage rec {
   enabledTestPaths = [
     "_test_unstructured_client"
   ];
+
   enabledTests = [
     "unit"
   ];
 
   meta = {
-    changelog = "https://github.com/Unstructured-IO/unstructured-python-client/blob/${src.tag}/RELEASES.md";
+    changelog = "https://github.com/Unstructured-IO/unstructured-python-client/blob/${finalAttrs.src.tag}/RELEASES.md";
     description = "Python Client SDK for Unstructured API";
     homepage = "https://github.com/Unstructured-IO/unstructured-python-client";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ dotlambda ];
   };
-}
+})