diff --git a/Makefile b/Makefile
index b6027c6..597102e 100644
--- a/Makefile
+++ b/Makefile
@@ -9,7 +9,7 @@ QEMU_ARGS = $(addprefix --option-rom ,$(ROMS))
 NASM = nasm
 NASM_ARGS = -s -Ilib
 
-EMUL = utils/emul
+KVM = $(shell test -w /dev/kvm && echo 1)
 
 ifdef KVM
 QEMU_ARGS += --enable-kvm