-<!DOCTYPE platform SYSTEM "http://simgrid.gforge.inria.fr/simgrid/simgrid.dtd">
-<platform version="4">
- <process host="Tremblay" function="receiver"/>
- <process host="Boivin" function="sender">
+<!DOCTYPE platform SYSTEM "https://simgrid.org/simgrid.dtd">
+<platform version="4.1">
+ <actor host="Tremblay" function="receiver"/>
+ <actor host="Boivin" function="sender">