fix geobackend README url, thanks @sspans

diff --git a/pdns/docs/pdns.xml b/pdns/docs/pdns.xml
index f4ff4ccee68eb3b24c516da3abb4f80b6394aa3a..846182eafadeea32676ca1b5863f108fe4d1ff80 100644 (file)
--- a/pdns/docs/pdns.xml
+++ b/pdns/docs/pdns.xml
@@ -21437,7 +21437,7 @@ VALUES (:zoneid, :ip)
        The Geo Backend is in wide use, for example by the Wikimedia foundation, which uses it to power the Wikipedia global load balancing.
       </para>
       <para>
-       More details can be found <ulink url="http://wiki.powerdns.com/cgi-bin/trac.fcgi/browser/trunk/pdns/modules/geobackend/README">here</ulink>, or in
+       More details can be found <ulink url="https://raw.githubusercontent.com/PowerDNS/pdns/master/modules/geobackend/README">here</ulink>, or in
        <filename>modules/geobackend/README</filename>, part of the PowerDNS Authoritative Server distribution.
       </para>
     </sect1>