diff --git a/CLOBBER b/CLOBBER
index 0dc1fdb0d..ba7942e61 100644
--- a/CLOBBER
+++ b/CLOBBER
@@ -22,4 +22,4 @@
 # changes to stick? As of bug 928195, this shouldn't be necessary! Please
 # don't change CLOBBER for WebIDL changes any more.
 
-Clobber for CSS flow-root implementation
+Clobber for NSS update