diff --git a/hosts/bigding/configuration.nix b/hosts/bigding/configuration.nix
index 793957b..125989d 100644
--- a/hosts/bigding/configuration.nix
+++ b/hosts/bigding/configuration.nix
@@ -31,6 +31,7 @@
         allowedUDPPorts = [41641];
       };
     };
+    firewall.trustedInterfaces = ["tailscale0"];
   };
 
   environment.systemPackages = with pkgs; [