diff --git a/nixos/installer.nix b/nixos/installer.nix
index 276b1f60d..0dff8ea07 100644
--- a/nixos/installer.nix
+++ b/nixos/installer.nix
@@ -1,5 +1,5 @@
 # This expression can be used to create NixOS .iso images.
-{ config, pkgs, ...  }:
+{ ... }:
 
 {
   imports = [