diff --git a/gui/mainFrame.py b/gui/mainFrame.py
index 2def00901..cb90ce0cc 100644
--- a/gui/mainFrame.py
+++ b/gui/mainFrame.py
@@ -196,7 +196,6 @@ class MainFrame(wx.Frame):
     def ShowUpdateBox(self, release):
         dlg = UpdateDialog(self, release)
         dlg.ShowModal()
-        dlg.Destroy()
 
     def LoadPreviousOpenFits(self):
         sFit = service.Fit.getInstance()
diff --git a/gui/updateDialog.py b/gui/updateDialog.py
index a01c5a5bc..7dfe73790 100644
--- a/gui/updateDialog.py
+++ b/gui/updateDialog.py
@@ -107,7 +107,7 @@ class UpdateDialog(wx.Dialog):
         self.Centre( wx.BOTH )
 
     def OnClose(self, e):
-        self.Destroy()
+        self.Close()
 
     def SuppressChange(self, e):
         if (self.supressCheckbox.IsChecked()):