diff --git a/instances/heimdall/configuration.nix b/instances/heimdall/configuration.nix
index 2cb33ed..8dd8024 100644
--- a/instances/heimdall/configuration.nix
+++ b/instances/heimdall/configuration.nix
@@ -364,6 +364,7 @@ in
         "jellyfin"
         "local_file"
         "media_player"
+        "mqtt"
         "met"
         "meteoalarm"
         "network"