diff --git a/hosts/pulsebert/default.nix b/hosts/pulsebert/default.nix
index 08602315..fc9b9e12 100644
--- a/hosts/pulsebert/default.nix
+++ b/hosts/pulsebert/default.nix
@@ -40,6 +40,7 @@
         80 # nginx
         443 # nginx
         4713 # pulseaudio/pipewire network sync
+        5355 # llmnr
       ];
       allowedUDPPorts = [
         5353 # mdns