diff --git a/pkgs/os-specific/linux/crda/default.nix b/pkgs/os-specific/linux/crda/default.nix
index 5e63524e7dc..63330020afe 100644
--- a/pkgs/os-specific/linux/crda/default.nix
+++ b/pkgs/os-specific/linux/crda/default.nix
@@ -29,6 +29,8 @@ stdenv.mkDerivation rec {
     "REG_BIN=${wireless-regdb}/lib/crda/regulatory.bin"
   ];
 
+  NIX_CFLAGS_COMPILE = "-Wno-error=unused-const-variable";
+
   buildFlags = [ "all_noverify" ];
   enableParallelBuilding = true;