diff --git a/ops/nixos/totoro/default.nix b/ops/nixos/totoro/default.nix
index e58980f18e..b40ef93ba4 100644
--- a/ops/nixos/totoro/default.nix
+++ b/ops/nixos/totoro/default.nix
@@ -97,6 +97,10 @@ in {
         { address = "192.168.1.40"; prefixLength = 24; }
       ];
     };
+    defaultGateway = {
+      address = "192.168.1.1";
+      interface = "br-ext";
+    };
 
     interfaces.br-int = {
       ipv4.addresses = [{ address = "10.0.0.2"; prefixLength = 24; }];