diff --git a/docs/changes.txt b/docs/changes.txt
index 976dfc06b8..5869c3091b 100644
--- a/docs/changes.txt
+++ b/docs/changes.txt
@@ -1,6 +1,14 @@
 wxWindows 2 Change Log
 ----------------------
 
+INCOMPATIBLE CHANGES SINCE 2.2.x
+================================
+
+wxMSW:
+
+- child frames appear in the taskbar by default now, use wxFRAME_NO_TASKBAR
+  style to avoid it
+
 2.3.2
 -----