diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index d68b35f930..8e622120f7 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -12386,6 +12386,10 @@ Reference: <http://www.freebsd.org/ports/portaudit/74a9541d-5d6c-11d8-80e3-00
8.0-CURRENT after the addition of makefs.
800060
+
+ 8.0-CURRENT after TCP Appropriate Byte Counting.
+ 800061
+