diff --git a/UPDATING b/UPDATING
index 6e9dbd7e226f..02fcb0bea7ab 100644
--- a/UPDATING
+++ b/UPDATING
@@ -21,6 +21,12 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 6.x IS SLOW:
 	developers choose to disable these features on build machines
 	to maximize performance.
 
+20050528:
+	Kernel parsing of extra options on '#!' first lines of shell
+	scripts has changed.  Lines with multiple options likely will
+	fail after this date.  For full details, please see
+		http://people.freebsd.org/~gad/Updating-20050528.txt
+
 20050503:
 	The packet filter (pf) code has been updated to OpenBSD 3.7
 	Please note the changed anchor syntax and the fact that