diff --git a/OpenDirectoryDownloader/Program.cs b/OpenDirectoryDownloader/Program.cs
index ed479df9..ed4d3398 100644
--- a/OpenDirectoryDownloader/Program.cs
+++ b/OpenDirectoryDownloader/Program.cs
@@ -2,6 +2,7 @@
 using NLog;
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using System.Threading;