diff --git a/calorimeters/simple_checking.cxx b/calorimeters/simple_checking.cxx
index cf51294b19c9125c0005c3b4554f84469b245585..5842138396ff56ca78e506cbdd113190eceff415 100644
--- a/calorimeters/simple_checking.cxx
+++ b/calorimeters/simple_checking.cxx
@@ -30,7 +30,7 @@ R__LOAD_LIBRARY(libDDG4IO.so)
 //#include "lcio2/TrackerRawData.h"
 
 void simple_checking(const char* fname = "./sim_output/output_zdc_photons.root"){
-
+std::cout << "testing 1\n";
   ROOT::EnableImplicitMT(); // Tell ROOT you want to go parallel
   //using namespace lcio2;
   double degree = TMath::Pi()/180.0;