diff --git a/share/man/man9/redzone.9 b/share/man/man9/redzone.9
index ef3cb53ca540..98723c7b7ac2 100644
--- a/share/man/man9/redzone.9
+++ b/share/man/man9/redzone.9
@@ -24,13 +24,15 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd January 31, 2006
+.Dd January 9, 2009
 .Dt REDZONE 9
 .Os
 .Sh NAME
 .Nm RedZone
 .Nd "buffer corruptions detector"
 .Sh SYNOPSIS
+.Cd "options KDB"
+.Cd "options DDB"
 .Cd "options DEBUG_REDZONE"
 .Sh DESCRIPTION
 .Nm