diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index dea0711897..74faf21207 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -7593,6 +7593,10 @@ Reference: <http://www.freebsd.org/ports/portaudit/74a9541d-5d6c-11d8-80e3-00
&man.strftime.3; padding options.
503101
+
+ 5.3-STABLE after OpenBSD's nc(1) import MFC.
+ 503102
+
6.0-CURRENT
600000