diff --git a/macro/beamtime/save_hst.C b/macro/beamtime/save_hst.C
index 404f8fd4a726689f7bdf4b3d22554318f3c78308..091195d67f5d72dd34b797709d450f2813214a2c 100644
--- a/macro/beamtime/save_hst.C
+++ b/macro/beamtime/save_hst.C
@@ -1,4 +1,4 @@
-void save_hst(TString cstr = "status.hst.root", Bool_t bROOT = kFALSE) {
+void save_hst(TString cstr = "status.hst.root", Bool_t bROOT = kTRUE) {
   cout << "save all histograms to file " << cstr.Data() << endl;
   TList* tList(NULL);
   if (bROOT) {