diff --git a/include/linux/mm.h b/include/linux/mm.h
index 1cedd00..a7b4e31 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1842,7 +1842,7 @@
 }
 #endif
 
-#ifdef CONFIG_ARCH_USES_NUMA_PROT_NONE
+#ifdef CONFIG_NUMA_BALANCING
 unsigned long change_prot_numa(struct vm_area_struct *vma,
 			unsigned long start, unsigned long end);
 #endif