diff --git a/common/nitrokey.nix b/common/nitrokey.nix
index 9383888..a8328fa 100644
--- a/common/nitrokey.nix
+++ b/common/nitrokey.nix
@@ -1,7 +1,10 @@
 { pkgs, lib, ... }:
 {
   hardware.nitrokey.enable = true;
-  environment.systemPackages = [ pkgs.pynitrokey pkgs.nitrokey-app2 ];
+  environment.systemPackages = [
+    pkgs.pynitrokey
+    pkgs.nitrokey-app2
+  ];
   nixpkgs.config.allowUnfreePredicate =
     pkg:
     builtins.elem (lib.getName pkg) [