diff --git a/docs/gotcha.txt b/docs/gotcha.txt
index f6886e8c5..ff4edce63 100644
--- a/docs/gotcha.txt
+++ b/docs/gotcha.txt
@@ -15,7 +15,8 @@ save you many hours of grief.
 	a previous stable release (4.6.9 or before) to 4.9.2 (or
 	after), then please disregard this message.
 
-	update imageGroup set parentId=parentId+999 where imageGroupId>0;
+	update collateralFolder set parentId=parentId+999 where 
+	collateralFolderId>0 and collateralFolderId<1000;
 
 4.9.0
 --------------------------------------------------------------------