diff --git a/pkgs/by-name/vu/vunnel/package.nix b/pkgs/by-name/vu/vunnel/package.nix
index 417cc93d7019..f1ab50fee7c0 100644
--- a/pkgs/by-name/vu/vunnel/package.nix
+++ b/pkgs/by-name/vu/vunnel/package.nix
@@ -1,7 +1,8 @@
-{ lib
-, fetchFromGitHub
-, git
-, python3
+{
+  lib,
+  fetchFromGitHub,
+  git,
+  python3,
 }:
 
 python3.pkgs.buildPythonApplication rec {
@@ -21,9 +22,7 @@ python3.pkgs.buildPythonApplication rec {
     "sqlalchemy"
   ];
 
-  nativeBuildInputs = with python3.pkgs; [
-    pythonRelaxDepsHook
-  ];
+  nativeBuildInputs = with python3.pkgs; [ pythonRelaxDepsHook ];
 
   build-system = with python3.pkgs; [
     poetry-core
@@ -52,18 +51,16 @@ python3.pkgs.buildPythonApplication rec {
     zstandard
   ];
 
-  nativeCheckInputs = [
-    git
-  ] ++ (with python3.pkgs; [
-    jsonschema
-    pytest-mock
-    pytest-unordered
-    pytestCheckHook
-  ]);
+  nativeCheckInputs =
+    [ git ]
+    ++ (with python3.pkgs; [
+      jsonschema
+      pytest-mock
+      pytest-unordered
+      pytestCheckHook
+    ]);
 
-  pythonImportsCheck = [
-    "vunnel"
-  ];
+  pythonImportsCheck = [ "vunnel" ];
 
   disabledTests = [
     # Compare output