1 files changed, 4 insertions, 2 deletions

diff --git a/UPDATING b/UPDATING
index 5715021252d8..dbcf56a4a9ea 100644
--- a/UPDATING
+++ b/UPDATING
@@ -132,7 +132,8 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 7.x IS SLOW:
 20050227:
 	The on-disk format of LC_CTYPE files was changed to be machine
 	independent.  Please make sure NOT to use NO_CLEAN buildworld
-	when crossing this point.
+	when crossing this point. Crossing this point also requires
+	recompile or reinstall of all locale depended packages.
 
 20050225:
 	The ifi_epoch member of struct if_data has been changed to
@@ -395,7 +396,8 @@ COMMON ITEMS:
 	[8] In order to have a kernel that can run the 4.x binaries
 	needed to do an installworld, you must include the COMPAT_FREEBSD4
 	option in your kernel.  Failure to do so may leave you with a system
-	that is hard to boot to recover.
+	that is hard to boot to recover. A similar kernel option COMPAT_FREEBSD5
+	is required to run the 5.x binaries on more recent kernels.
 
 	Make sure that you merge any new devices from GENERIC since the
 	last time you updated your kernel config file.