diff --git a/nixos/modules/services/networking/bind.nix b/nixos/modules/services/networking/bind.nix
index da8633d5066f..0a4fa4c524a6 100644
--- a/nixos/modules/services/networking/bind.nix
+++ b/nixos/modules/services/networking/bind.nix
@@ -121,7 +121,7 @@ in
       package = mkPackageOption pkgs "bind" { };
 
       cacheNetworks = mkOption {
-        default = [ "127.0.0.0/24" ];
+        default = [ "127.0.0.0/24" "::1/128" ];
         type = types.listOf types.str;
         description = lib.mdDoc ''
           What networks are allowed to use us as a resolver.  Note