diff --git a/Desktop.py b/Desktop.py
index cab1d97..486d4ad 100644
--- a/Desktop.py
+++ b/Desktop.py
@@ -154,6 +154,7 @@ class WorkerThread(Thread):
             pass
 
         self._desktop.frame.Close()
+        self._desktop.ExitMainLoop()
 
 
 class CouchPotatoApp(wx.App, SoftwareUpdate):