diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index b32a11dc884c09ead976ac3d3e93921d587f5062..3b53d9e08bfc3ae5eb8e2ff4efbd773d0efc5091 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -90,7 +90,7 @@ module_param(dbg, bool, 0644);
 
 #define PTE_PREFETCH_NUM		8
 
-#define PT_FIRST_AVAIL_BITS_SHIFT 9
+#define PT_FIRST_AVAIL_BITS_SHIFT 10
 #define PT64_SECOND_AVAIL_BITS_SHIFT 52
 
 #define PT64_LEVEL_BITS 9