diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index 159b650776..518e5c2b74 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -1,7 +1,7 @@
5.0-CURRENT after Bzip2 import.
500021
+
+
+ 5.0-CURRENT after SSE support.
+ 500022
+