diff --git a/support/testing/tests/boot/test_grub.py b/support/testing/tests/boot/test_grub.py
index 9f3a6a8495..5315fa23ba 100644
--- a/support/testing/tests/boot/test_grub.py
+++ b/support/testing/tests/boot/test_grub.py
@@ -120,7 +120,7 @@ class TestGrubX8664EFI(infra.basetest.BRTest):
         # https://github.com/tianocore/edk2/commit/bf5678b5802685e07583e3c7ec56d883cbdd5da3
         # http://lists.busybox.net/pipermail/buildroot/2023-July/670825.html
         qemu_fw_cfg = "name=opt/org.tianocore/X-Cpuhp-Bugcheck-Override,string=yes"
-        self.emulator.boot(arch="x86_64", options=["-bios", bios, "-hda", hda, "-fw_cfg", qemu_fw_cfg])
+        self.emulator.boot(arch="x86_64", options=["-bios", bios, "-cpu", "Nehalem", "-hda", hda, "-fw_cfg", qemu_fw_cfg])
         self.emulator.login()
 
         cmd = "modprobe efivarfs"