diff --git a/arch/src/x86_64/mod.rs b/arch/src/x86_64/mod.rs
index 82964713a..07abaf477 100644
--- a/arch/src/x86_64/mod.rs
+++ b/arch/src/x86_64/mod.rs
@@ -864,6 +864,8 @@ fn required_common_cpuid_updates(
             eax: (1 << 1) // AccessPartitionReferenceCounter
                    | (1 << 2) // AccessSynicRegs
                    | (1 << 3) // AccessSyntheticTimerRegs
+                   | (1 << 5) // AccessHypercallMsrs
+                   | (1 << 6) // AccessVpIndex
                    | (1 << 9), // AccessPartitionReferenceTsc
             edx: 1 << 3, // CPU dynamic partitioning
             ..Default::default()