diff --git a/src/Interface/AbstractBar.cs b/src/Interface/AbstractBar.cs
index 9a06e03..12327e5 100644
--- a/src/Interface/AbstractBar.cs
+++ b/src/Interface/AbstractBar.cs
@@ -1,6 +1,8 @@
 using ExcelDna.Integration;
 using Microsoft.Office.Interop.Excel;
 using System;
+using System.Threading;
+using System.Threading.Tasks;
 
 namespace RhSolutions.Interface
 {
@@ -10,15 +12,14 @@ namespace RhSolutions.Interface
 
         public abstract void Update();
 
-        [ExcelFunction]
-        public static void ResetStatusBar()
+        private static void ResetStatusBar()
         {
             AddIn.Excel.StatusBar = false;
         }
 
         public void Dispose()
         {
-            AddIn.Excel.OnTime(DateTime.Now + new TimeSpan(0, 0, 5), "ResetStatusBar");
+            Task.Delay(5000).ContinueWith(t => ResetStatusBar());
         }
     }
 }