diff --git a/providers.nix b/providers.nix
index a907cf8..52acbd5 100644
--- a/providers.nix
+++ b/providers.nix
@@ -2,6 +2,7 @@ let
   providers = {
     eleves-ens = "cloud.eleves.ens.fr";
     frama-agenda = "framagenda.org";
+    dgnum-nc = "cloud.dgnum.eu";
   };
 in
   builtins.mapAttrs (name: value: "https://${value}/remote.php/dav/public-calendars/") providers