diff --git a/wxPython/docs/CHANGES.txt b/wxPython/docs/CHANGES.txt
index 4b5b2bec08..ad9b2f209b 100644
--- a/wxPython/docs/CHANGES.txt
+++ b/wxPython/docs/CHANGES.txt
@@ -7,7 +7,7 @@ Recent Changes for wxPython
 
 wxGTK: Make wx.NO_BORDER style work with wx.RadioBox (patch 1525406)
 
-Update to 0.9.1 of TreeMixin.
+Update to 1.0 of TreeMixin.
 
 wx.lib.customtreectrl: Patch from Andrea that fixes the following
 problems/issues: