diff --git a/wxPython/demo/Main.py b/wxPython/demo/Main.py
index d57aebbb36..f813bf1431 100644
--- a/wxPython/demo/Main.py
+++ b/wxPython/demo/Main.py
@@ -823,8 +823,6 @@ class wxPythonDemo(wx.Frame):
         self.dying = True
         self.window = None
         self.mainmenu = None
-        if hasattr(self, "tbicon"):
-            del self.tbicon
         self.Destroy()