diff --git a/nixos/tests/bootspec.nix b/nixos/tests/bootspec.nix
index 0d37d0e56574..13360bb1eaa2 100644
--- a/nixos/tests/bootspec.nix
+++ b/nixos/tests/bootspec.nix
@@ -19,6 +19,7 @@ let
   uefi = {
     virtualisation.useEFIBoot = true;
     boot.loader.efi.canTouchEfiVariables = true;
+    boot.loader.grub.efiSupport = true;
     environment.systemPackages = [ pkgs.efibootmgr ];
   };
   standard = {