diff --git a/hosts/pi/default.nix b/hosts/pi/default.nix
index b5f5f56..79179be 100644
--- a/hosts/pi/default.nix
+++ b/hosts/pi/default.nix
@@ -57,6 +57,9 @@
     enable = true;
     listeners = [{
       port = 1883;
+      settings = {
+        allow_anonymous = true;
+      };
     }];
   };