diff --git a/pkg/compute/models/guest_actions.go b/pkg/compute/models/guest_actions.go
index 756b552b3f2..99102eb7719 100644
--- a/pkg/compute/models/guest_actions.go
+++ b/pkg/compute/models/guest_actions.go
@@ -5675,7 +5675,7 @@ func (self *SGuest) validateCreateInstanceSnapshot(
 		}
 	}
 
-	if len(self.BackupHostId) > 0 {
+	if len(self.BackupHostId) > 0 || self.GetMetadata(ctx, api.QUORUM_CHILD_INDEX, userCred) != "" {
 		return nil, input, httperrors.NewBadRequestError("Can't do instance snapshot with backup guest")
 	}
 
diff --git a/pkg/compute/storagedrivers/base.go b/pkg/compute/storagedrivers/base.go
index 5404710b5d8..910239813e4 100644
--- a/pkg/compute/storagedrivers/base.go
+++ b/pkg/compute/storagedrivers/base.go
@@ -63,7 +63,7 @@ func (self *SBaseStorageDriver) ValidateCreateSnapshotData(ctx context.Context,
 		return httperrors.NewBadRequestError("Disk %s is not attached to a guest", disk.Id)
 	}
 	guest := guests[0]
-	if len(guest.BackupHostId) > 0 {
+	if len(guest.BackupHostId) > 0 || guest.GetMetadata(ctx, api.QUORUM_CHILD_INDEX, userCred) != "" {
 		return httperrors.NewBadRequestError(
 			"Disk attached Guest has backup, Can't create snapshot")
 	}