diff --git a/machines/public-cof/nginx.nix b/machines/public-cof/nginx.nix
index 9f62800..2d5cf61 100644
--- a/machines/public-cof/nginx.nix
+++ b/machines/public-cof/nginx.nix
@@ -29,14 +29,15 @@ in
     recommendedTlsSettings = true;
 
     virtualHosts = {
-      "home.beta.rz.ens.wtf" = {
-        serverAliases = [ "beta.rz.ens.wtf" ];
-        default = true;
-        forceSSL = true;
-        enableACME = true;
-        root = "/var/public-cof/home";
-        locations = builtins.listToAttrs (map mkCloudLocation clouds);
-      };
+# FIXME: factorize and remove it, it has been superseded by eleves.ens.fr/calendrier
+#      "home.beta.rz.ens.wtf" = {
+#        serverAliases = [ "beta.rz.ens.wtf" ];
+#        default = true;
+#        forceSSL = true;
+#        enableACME = true;
+#        root = "/var/public-cof/home";
+#        locations = builtins.listToAttrs (map mkCloudLocation clouds);
+#      };
     };
   };