diff --git a/nixos/modules/installer/scan/detected.nix b/nixos/modules/installer/scan/detected.nix
index 5c5fba56f517..d66ee8983d6b 100644
--- a/nixos/modules/installer/scan/detected.nix
+++ b/nixos/modules/installer/scan/detected.nix
@@ -1,11 +1,8 @@
 # List all devices which are detected by nixos-generate-config.
 # Common devices are enabled by default.
 { lib, ... }:
-
-with lib;
-
 {
-  config = mkDefault {
+  config = lib.mkDefault {
     # Common firmware, i.e. for wifi cards
     hardware.enableRedistributableFirmware = true;
   };