diff --git a/pkgs/os-specific/linux/firmware/rtl8192su-firmware/default.nix b/pkgs/os-specific/linux/firmware/rtl8192su-firmware/default.nix
index 53f32ac31f9d..49a3b9c13ac4 100644
--- a/pkgs/os-specific/linux/firmware/rtl8192su-firmware/default.nix
+++ b/pkgs/os-specific/linux/firmware/rtl8192su-firmware/default.nix
@@ -1,5 +1,4 @@
 { lib, stdenvNoCC, fetchFromGitHub }:
-with lib;
 stdenvNoCC.mkDerivation {
   pname = "rtl8192su";
   version = "unstable-2016-10-05";