diff --git a/OSCCollar/OSCCollar.cs b/OSCCollar/OSCCollar.cs
index 9f9a6a0..5214494 100644
--- a/OSCCollar/OSCCollar.cs
+++ b/OSCCollar/OSCCollar.cs
@@ -44,7 +44,7 @@ public partial class OSCCollar
     private Vector _movementVector = new(0, 0);
     private bool _allowMoving = true;
     private DateTime _lastNilMessageSent = DateTime.UnixEpoch;
-    private DateTime _lastOSCRefresh = DateTime.Now;
+    private readonly DateTime _programStarted = DateTime.Now;
     private static readonly TimeSpan UpdateInterval = TimeSpan.FromMilliseconds(10);
     private static readonly TimeSpan MessageMinInterval = TimeSpan.FromMilliseconds(400);
     private GPS _gps1 = null!, _gps2 = null!, _gps3 = null!;