diff --git a/Utils/XSM/MLP/Test/EvaluateTrainingCommands.dat b/Utils/XSM/MLP/Test/EvaluateTrainingCommands.dat
index a16b7159ff065dc98fc2fb9cc74637dc086bc07e..48985a2ecb96f848fca15713911609a54b0f39e9 100644
--- a/Utils/XSM/MLP/Test/EvaluateTrainingCommands.dat
+++ b/Utils/XSM/MLP/Test/EvaluateTrainingCommands.dat
@@ -1,5 +1,6 @@
-in terminal type (with N the number of cross section trained): 
+in terminal type : 
 
 root
+int N = ; // with N the number of cross section trained (get it with wc -l ../Generate/_tmp/include_Train_XS/TrainingInput.cxx )
 .L deviations.C
 for(int i=0;i<N;i++) {stringstream ss;ss<<"../Generate/Training_output_"<<i<<".root";deviations(ss.str().c_str(),0,kTRUE,kFALSE,kFALSE); }
\ No newline at end of file