diff --git a/nixbld-etc-nixos/configuration.nix b/nixbld-etc-nixos/configuration.nix
index 9f5491e..5ba04cf 100644
--- a/nixbld-etc-nixos/configuration.nix
+++ b/nixbld-etc-nixos/configuration.nix
@@ -24,7 +24,6 @@ in
   boot.loader.grub.copyKernels = true;
   boot.loader.grub.device = "nodev";
   boot.loader.grub.efiSupport = true;
-  boot.loader.grub.memtest86.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
   boot.supportedFilesystems = ["zfs"];
   boot.kernelParams = ["zfs.l2arc_write_max=536870912"];