--- a/CLOBBER
+++ b/CLOBBER
@@ -17,9 +17,9 @@
 #
 # Modifying this file will now automatically clobber the buildbot machines \o/
 #
 
 # Are you updating CLOBBER because you think it's needed for your WebIDL
 # changes to stick? As of bug 928195, this shouldn't be necessary! Please
 # don't change CLOBBER for WebIDL changes any more.
 
-Bug 1302429 to fix also bustage.
+Bug 1297097 - Remove preference "layout.css.vertical-text.enabled" modifies nsCSSPropList.h. Might need a clobber due to bug 1276197.