diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index de1a96114c..10ba44aa92 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -6433,6 +6433,7 @@ mud:*:97:97:MUD Owner:/usr/local/share/dgd:/bin/sh
 msql:*:98:98:mSQL-2 pseudo-user:/var/db/msqldb:/bin/sh
 rscsi:*:99:99:Remote SCSI:/usr/local/rscsi:/usr/local/sbin/rscsi
 squid:*:100:100:squid caching-proxy pseudo user:/usr/local/squid:/sbin/nologin
+quagga:*:101:101:Quagga route daemon pseudo user:/usr/local/etc/quagga:/sbin/nologin
 fido:*:111:111:Fido System:/usr/local/fido:/bin/sh
 agk:*:172:172:AquaGateKeeper:/nonexistent:/nonexistent
 ldap:*:389:389:OpenLDAP Server:/nonexistent:/sbin/nologin