diff --git a/hypervisor/src/kvm/aarch64/mod.rs b/hypervisor/src/kvm/aarch64/mod.rs
index 1935881fb..3d3d1c792 100644
--- a/hypervisor/src/kvm/aarch64/mod.rs
+++ b/hypervisor/src/kvm/aarch64/mod.rs
@@ -127,6 +127,9 @@ pub fn check_required_kvm_extensions(kvm: &Kvm) -> KvmResult<()> {
     if !kvm.check_extension(Cap::SignalMsi) {
         return Err(KvmError::CapabilityMissing(Cap::SignalMsi));
     }
+    if !kvm.check_extension(Cap::OneReg) {
+        return Err(KvmError::CapabilityMissing(Cap::OneReg));
+    }
     Ok(())
 }