diff --git a/config-generator.nix b/config-generator.nix
index 5bfbbaa..c980ea4 100644
--- a/config-generator.nix
+++ b/config-generator.nix
@@ -354,6 +354,7 @@ in
       };
     })
     (mkIf comp.isRollo {
+      networking.hostName = "rollo.dubronetwork.fr"; # Define your hostname.
       r6d.profiles = {
         isDubronetwork = true;
         isServer = true;