diff --git a/en_US.ISO8859-1/books/porters-handbook/book.sgml b/en_US.ISO8859-1/books/porters-handbook/book.sgml
index c6a1b4fcd8..5cadcc9a24 100644
--- a/en_US.ISO8859-1/books/porters-handbook/book.sgml
+++ b/en_US.ISO8859-1/books/porters-handbook/book.sgml
@@ -7784,6 +7784,7 @@ cacti:*:107:107:Cacti Sandbox:/nonexistent:/sbin/nologin
 webkit:*:108:108:WebKit Default User:/usr/local/www/webkit:/bin/sh
 quickml:*:109:109:quickml Server:/nonexistent:/sbin/nologin
 fido:*:111:111:Fido System:/usr/local/fido:/bin/sh
+dcc:*:112:112:Distributed Checksum Clearinghouse:/nonexistent:/sbin/nologin
 postfix:*:125:125:Postfix Mail System:/var/spool/postfix:/sbin/nologin
 rbldns:*:153:153:rbldnsd pseudo-user:/nonexistent:/sbin/nologin
 sfs:*:171:171:Self-Certifying File System:/nonexistent:/sbin/nologin
@@ -7815,6 +7816,7 @@ www:*:80:
 qnofiles:*:81:
 qmail:*:82:
 mailman:*:91:
+dcc:*:112:
 postfix:*:125:
 maildrop:*:126:
 rbldns:*:153: