diff --git a/mk/qemu.mk b/mk/qemu.mk
index 0f491b8..f8f9959 100644
--- a/mk/qemu.mk
+++ b/mk/qemu.mk
@@ -7,7 +7,7 @@ ifeq ($(ARCH),i686)
 else ifeq ($(ARCH),x86_64)
 	QEMU_ARCH=x86_64
 	QEMU_MACHINE=q35
-	QEMU_CPU=max
+	QEMU_CPU=core2duo
 	QEMU_EFI=/usr/share/OVMF/OVMF_CODE.fd
 	QEMUFLAGS=-smp 4 -m 2048
 else ifeq ($(ARCH),aarch64)