diff --git a/arch/x86/kvm/Makefile b/arch/x86/kvm/Makefile
index c53bf19b1da07f6a1698f12ceddb66d59f5a3773..f15501f431c8d972a2eb3cc8dd6fb8c5870e248f 100644
--- a/arch/x86/kvm/Makefile
+++ b/arch/x86/kvm/Makefile
@@ -1,5 +1,5 @@
 
-EXTRA_CFLAGS += -Ivirt/kvm -Iarch/x86/kvm
+ccflags-y += -Ivirt/kvm -Iarch/x86/kvm
 
 CFLAGS_x86.o := -I.
 CFLAGS_svm.o := -I.