diff --git a/OWTrack/Form1.cs b/OWTrack/Form1.cs
index 4f0ba9d..7c08567 100644
--- a/OWTrack/Form1.cs
+++ b/OWTrack/Form1.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Drawing;
 using System.Windows.Forms;
 using Newtonsoft.Json;
@@ -156,6 +156,7 @@ namespace OWTrack
                 else srLabel.Text = tr.startSR.ToString() + " - " + tr.srDiff();
             }
             else srLabel.Text = tr.startSR.ToString() + " - " + tr.srDiff();
+            srTextBox.Text = null;
         }
     }
 }