diff --git a/pkgs/os-specific/linux/mba6x_bl/default.nix b/pkgs/os-specific/linux/mba6x_bl/default.nix
index fe9c11ace1f6..04a89ad038dd 100644
--- a/pkgs/os-specific/linux/mba6x_bl/default.nix
+++ b/pkgs/os-specific/linux/mba6x_bl/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation {
 
   nativeBuildInputs = kernel.moduleBuildDependencies;
 
-  makeFlags = [
+  makeFlags = kernel.makeFlags ++ [
     "KDIR=${kernel.dev}/lib/modules/${kernel.modDirVersion}/build"
     "INSTALL_MOD_PATH=$(out)"
   ];