diff --git a/UPDATING b/UPDATING
index a3d5ae8ef5a8..add10f3a78b8 100644
--- a/UPDATING
+++ b/UPDATING
@@ -65,9 +65,9 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 8.x IS SLOW:
 
 20090624:
 	The ABI of various structures related to the SYSV IPC API have
-	been changed.  As a result, the COMPAT_FREEBSD[456] kernel
-	options now all require COMPAT_FREEBSD7.  Bump __FreeBSD_version
-	to 800100.
+	been changed.  As a result, the COMPAT_FREEBSD[456] and COMPAT_43
+	kernel options now all require COMPAT_FREEBSD7.
+	Bump __FreeBSD_version to 800100.
 
 20090622:
 	Layout of struct vnet has changed as routing related variables