-<!DOCTYPE platform SYSTEM "http://simgrid.gforge.inria.fr/simgrid/simgrid.dtd">
-<platform version="4">
- <cluster id="cluster" prefix="MyHost" radical="1-2" suffix="" speed="100.0Mf,50.0Mf,20.0Mf"
+<!DOCTYPE platform SYSTEM "https://simgrid.org/simgrid.dtd">
+<platform version="4.1">
+ <cluster id="cluster" prefix="MyHost" radical="1-2" suffix=""
+ speed="100.0Mf,50.0Mf,20.0Mf" core="4"