diff --git a/scripts/checkTrackSelection.py b/scripts/checkTrackSelection.py
index abe43ae..77525b7 100644
--- a/scripts/checkTrackSelection.py
+++ b/scripts/checkTrackSelection.py
@@ -3,7 +3,7 @@
 # @Author: Elena Graverini
 # @Date:   2015-10-27 18:26:49
 # @Last Modified by:   Elena Graverini
-# @Last Modified time: 2017-05-03 15:18:45
+# @Last Modified time: 2017-05-03 15:19:46
 
 import ROOT as r
 import os
@@ -96,8 +96,9 @@
     label.AddText('V_{bias} = %s V' % v_bias)
     label.Draw('same')
     line = r.TLine()
-    line.SetLineWidth(4)
+    line.SetLineWidth(3)
     line.SetLineColor(r.kRed)
+    line.SetLineStyle(7)
     line.DrawLine(float(cut[det]), 0.0, float(cut[det]), h_sig.GetYaxis().GetXax())
     c.Modified()
     c.Update()