diff --git a/pkgs/by-name/nb/nbqa/package.nix b/pkgs/by-name/nb/nbqa/package.nix
index 0165a2184196..f4b1a8fdf527 100644
--- a/pkgs/by-name/nb/nbqa/package.nix
+++ b/pkgs/by-name/nb/nbqa/package.nix
@@ -1,11 +1,16 @@
-{ black
-, blacken-docs
-, fetchFromGitHub
-, lib
-, python3
-, ruff
-, testers
-, nbqa
+{
+  lib,
+  python3,
+  fetchFromGitHub,
+
+  # optional-dependencies
+  black,
+  blacken-docs,
+  ruff,
+
+  # passthru
+  testers,
+  nbqa,
 }:
 python3.pkgs.buildPythonApplication rec {
   pname = "nbqa";
@@ -35,7 +40,8 @@ python3.pkgs.buildPythonApplication rec {
     ruff = [ ruff ];
   };
 
-  dependencies = with python3.pkgs;
+  dependencies =
+    with python3.pkgs;
     [
       autopep8
       ipython