diff --git a/hosts/magnesium/services/mosquitto.nix b/hosts/magnesium/services/mosquitto.nix
index b80c948..6cb7c38 100644
--- a/hosts/magnesium/services/mosquitto.nix
+++ b/hosts/magnesium/services/mosquitto.nix
@@ -8,6 +8,9 @@ in
     listeners = [
       {
         port = port;
+        settings = {
+          allow_anonymous = true;
+        };
       }
     ];
   };