diff --git a/modules/router/default.nix b/modules/router/default.nix
index 942c4c8..1827c1a 100644
--- a/modules/router/default.nix
+++ b/modules/router/default.nix
@@ -181,7 +181,7 @@ in
       };
       "60-${wg0}" = {
         matchConfig.Name = wg0;
-        address = [ "192.168.5.1/24" "2001:db0:5::1/64" ];
+        address = [ "192.168.5.1/24" "2001:db8:5::1/64" ];
         networkConfig = { };
         linkConfig.RequiredForOnline = "yes";
       };