diff --git a/benchmarks/tracking_performances_dis/analysis/vtx_dis_analysis.cxx b/benchmarks/tracking_performances_dis/analysis/vtx_dis_analysis.cxx
index a49d037..208d5ab 100644
--- a/benchmarks/tracking_performances_dis/analysis/vtx_dis_analysis.cxx
+++ b/benchmarks/tracking_performances_dis/analysis/vtx_dis_analysis.cxx
@@ -300,7 +300,8 @@ void vtx_dis_analysis(const std::string& config_name)
   	}
   
     //--------------------------------------------------------------------------------------------------------------------------------------------
-    recoVtxEffHist->Scale(100/counter);
+    recoVtxEffHist->Scale(1./counter);
+    recoVtxEffHist->Scale(100.);
     ofile->Write(); // Write histograms to file
     ofile->Close(); // Close output file