diff --git a/pkg/hostman/guestman/guestman.go b/pkg/hostman/guestman/guestman.go
index 700417028b..e0c9f42ef5 100644
--- a/pkg/hostman/guestman/guestman.go
+++ b/pkg/hostman/guestman/guestman.go
@@ -1256,15 +1256,8 @@ func (m *SGuestManager) DeleteSnapshot(ctx context.Context, params interface{})
 		return nil, hostutils.ParamsError
 	}
 
-	if len(delParams.ConvertSnapshot) > 0 || delParams.BlockStream {
-		guest, _ := m.GetKVMServer(delParams.Sid)
-		return guest.ExecDeleteSnapshotTask(ctx, delParams.Disk, delParams.DeleteSnapshot,
-			delParams.ConvertSnapshot, delParams.BlockStream)
-	} else {
-		res := jsonutils.NewDict()
-		res.Set("deleted", jsonutils.JSONTrue)
-		return res, delParams.Disk.DeleteSnapshot(delParams.DeleteSnapshot, "", false)
-	}
+	guest, _ := m.GetServer(delParams.Sid)
+	return guest.DeleteSnapshot(ctx, delParams)
 }
 
 func (m *SGuestManager) DoMemorySnapshot(ctx context.Context, params interface{}) (jsonutils.JSONObject, error) {