diff --git a/pkgs/by-name/qr/qrtool/package.nix b/pkgs/by-name/qr/qrtool/package.nix
index ffdf0ac82538..4fb17b7ca8dc 100644
--- a/pkgs/by-name/qr/qrtool/package.nix
+++ b/pkgs/by-name/qr/qrtool/package.nix
@@ -1,9 +1,10 @@
-{ lib
-, stdenv
-, fetchFromGitHub
-, rustPlatform
-, asciidoctor
-, installShellFiles
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  rustPlatform,
+  asciidoctor,
+  installShellFiles,
 }:
 
 rustPlatform.buildRustPackage rec {
@@ -19,18 +20,23 @@ rustPlatform.buildRustPackage rec {
 
   cargoHash = "sha256-lR/LusIgdA+G7YeSLHjxdcC96tOSqSyalVamS42ORs0=";
 
-  nativeBuildInputs = [ asciidoctor installShellFiles ];
+  nativeBuildInputs = [
+    asciidoctor
+    installShellFiles
+  ];
 
-  postInstall = ''
-    # Built by ./build.rs using `asciidoctor`
-    installManPage ./target/*/release/build/qrtool*/out/*.?
+  postInstall =
+    ''
+      # Built by ./build.rs using `asciidoctor`
+      installManPage ./target/*/release/build/qrtool*/out/*.?
 
-  '' + lib.optionalString (stdenv.buildPlatform.canExecute stdenv.hostPlatform) ''
-    installShellCompletion --cmd qrtool \
-      --bash <($out/bin/qrtool --generate-completion bash) \
-      --fish <($out/bin/qrtool --generate-completion fish) \
-      --zsh <($out/bin/qrtool --generate-completion zsh)
-  '';
+    ''
+    + lib.optionalString (stdenv.buildPlatform.canExecute stdenv.hostPlatform) ''
+      installShellCompletion --cmd qrtool \
+        --bash <($out/bin/qrtool --generate-completion bash) \
+        --fish <($out/bin/qrtool --generate-completion fish) \
+        --zsh <($out/bin/qrtool --generate-completion zsh)
+    '';
 
   meta = with lib; {
     maintainers = with maintainers; [ philiptaron ];