diff --git a/wxPython/demo/wxTextCtrl.py b/wxPython/demo/wxTextCtrl.py
index a62358571a..7f95bd229f 100644
--- a/wxPython/demo/wxTextCtrl.py
+++ b/wxPython/demo/wxTextCtrl.py
@@ -89,7 +89,7 @@ class TestPanel(wxPanel):
         #self.tc.Remove(5, 9)
 
     def OnTestWriteText(self, evt):
-        self.tc1.WriteText("TEXT")
+        self.tc.WriteText("TEXT")
 
     def OnTestGetSelection(self, evt):
         start, end = self.tc.GetSelection()