diff --git a/machines/web01/metis/default.nix b/machines/web01/metis/default.nix
index 5ccdd77..a84fc31 100644
--- a/machines/web01/metis/default.nix
+++ b/machines/web01/metis/default.nix
@@ -9,7 +9,12 @@ let
     frama-agenda = "framagenda.org";
   };
 
-  nginxConf = {
+
+in {
+  services.nginx.virtualHosts."calendrier.dgnum.eu" = {
+    serverAliases = [
+      "calendrier.eleves.ens.fr"
+    ];
     enableACME = true;
     forceSSL = true;
     root = package;
@@ -30,10 +35,4 @@ let
       rewrite ^/calendrier(.*)$ $1 permanent;
     '';
   };
-
-in {
-  services.nginx.virtualHosts = {
-    "calendrier.eleves.ens.fr" = nginxConf;
-    "calendrier.dgnum.eu" = nginxConf;
-  };
 }