diff --git a/doc/src/sgml/runtime.sgml b/doc/src/sgml/runtime.sgml
index ea7de33ee60..51cd3083ab3 100644
--- a/doc/src/sgml/runtime.sgml
+++ b/doc/src/sgml/runtime.sgml
@@ -1761,7 +1761,7 @@ $ <userinput>kill -INT `head -1 /usr/local/pgsql/data/postmaster.pid`</userinput
    are also checked if the file <filename>root.crl</filename> exists.
    <!-- If this URL changes replace it with a URL to www.archive.org. -->
    (See <ulink
-   url="http://h71000.www7.hp.com/DOC/83final/BA554_90007/ch04s02.html"></>
+   url="http://h71000.www7.hp.com/doc/83final/ba554_90007/ch04s02.html"></>
    for diagrams showing SSL certificate usage.)
   </para>