diff --git a/instances/heimdall/configuration.nix b/instances/heimdall/configuration.nix
index 0d7dc77..7ed06fd 100644
--- a/instances/heimdall/configuration.nix
+++ b/instances/heimdall/configuration.nix
@@ -87,7 +87,6 @@ in
       listeners = [{
         address = "127.0.0.1";
         port = 1883;
-        omitPasswordAuth = true;
         users.zigbee2mqtt = {
           acl = [
             # "pattern readwrite #"