diff --git a/archive/README.md b/archive/README.md
index 0b88ae9..d226931 100644
--- a/archive/README.md
+++ b/archive/README.md
@@ -6,3 +6,7 @@ Older Setup.exe builds. **End users should use the current release at the reposi
 Current release on root: **0.6.24**
 
 Files here are kept for support / rollback only and are not linked from the download page.
+
+## Withdrawn - do not install
+
+- **0.6.23** - with the task pane open, Excel stopped reacting to clicks