<?xml version='1.0'?>
-<!DOCTYPE platform SYSTEM "http://simgrid.gforge.inria.fr/simgrid/simgrid.dtd">
+<!DOCTYPE platform SYSTEM "https://simgrid.org/simgrid.dtd">
<platform version="4.1">
<zone id="AS0" routing="Vivaldi">
<peer id="100030591" coordinates="25.5 9.4 1.4" speed="1.5Gf" bw_in="2.25GBps" bw_out="2.25GBps" />