diff --git a/modules/machine/yshtola/configuration.nix b/modules/machine/yshtola/configuration.nix
index 93155ee..b55b3bd 100644
--- a/modules/machine/yshtola/configuration.nix
+++ b/modules/machine/yshtola/configuration.nix
@@ -195,6 +195,7 @@ in {
         #   4. nixos-rebuild switch (or restart tuwunel.service)
         identity_provider= [
           {
+            brand = "Mastodon";
             issuer_url = "https://${mastodonFqdn}";
             id = "oidc-mastodon";
             client_id = mastodonOauthClientIdFile;