diff --git a/CLOBBER b/CLOBBER
index ccdccd3119e..d788c5f8a68 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.
 
-Bug 1157768 likely requires a clobber
+Bug 1178892 requires clobber for profiler file moves.