diff --git a/nixos/boxes/britway/default.nix b/nixos/boxes/britway/default.nix
index 0180df9..6981bbd 100644
--- a/nixos/boxes/britway/default.nix
+++ b/nixos/boxes/britway/default.nix
@@ -155,7 +155,7 @@ in
                   table inet nat {
                     chain postrouting {
                       iifname tailscale0 oifname veth0 snat ip to ${assignments.vultr.ipv4.address}
-                      iifname tailscale0 oifname veth0 snat ip6 to ${assignments.vultr.ipv6.address}
+                      iifname tailscale0 oifname veth0 snat ip6 to ${assignments.as211024.ipv6.address}
                     }
                   }
                 '';