diff --git a/macro/run/run_tra_file_sis19.C b/macro/run/run_tra_file_sis19.C
index a4cd6c2e77f5fd68ff116ca2b72cb3821cffab40..1951c78134a6449d6991de1041a1b831abfcd1b7 100644
--- a/macro/run/run_tra_file_sis19.C
+++ b/macro/run/run_tra_file_sis19.C
@@ -115,8 +115,7 @@ void run_tra_file_sis19(const char* input = "", Int_t nEvents = 1, const char* o
   Double_t targetThickness = 0.025;  // in cm
   Double_t targetDiameter  = 2.5;    // in cm
 
-  Double_t targetZpos = -35.5;  // position 5 mm downstream of 1st MVD v20d_tr station
-  //  Double_t targetZpos = -36.0; // position of 1st MVD v20d_tr station
+  Double_t targetZpos = -36.0; // position of 1st MVD v20d_tr station
   //  Double_t targetZpos = 12.5;  // SIS18 5 cm upstream of 4th STS station
   //  Double_t targetZpos = 7.0;  // SIS18 location of 3rd STS station
   //  Double_t targetZpos = -12.5;  // SIS18 30 cm upstream of 4th STS station