diff --git a/wxPython/demo/Main.py b/wxPython/demo/Main.py
index 909b65de18..1807886184 100644
--- a/wxPython/demo/Main.py
+++ b/wxPython/demo/Main.py
@@ -600,7 +600,7 @@ class wxPythonDemo(wx.Frame):
         splitter2.SetMinimumPaneSize(20)
 
 
-        # Make the splitter on the right expand the top wind when resized
+        # Make the splitter on the right expand the top window when resized
         def SplitterOnSize(evt):
             splitter = evt.GetEventObject()
             sz = splitter.GetSize()