diff --git a/machines/hippocampus/modules/headscale.nix b/machines/hippocampus/modules/headscale.nix
index 58d809b..515d4da 100644
--- a/machines/hippocampus/modules/headscale.nix
+++ b/machines/hippocampus/modules/headscale.nix
@@ -91,7 +91,7 @@ let
       partOf = ["headscale.service"];
 
       script = ''
-        ${cfg.package}/bin/headscale preauthkeys -u ${name} create \
+        ${cfg.package}/bin/headscale preauthkeys -u $(${cfg.package}/bin/headscale users -o json-line list | ${pkgs.jq}/bin/jq '.[] | select(.name=="${name}").id') create \
           ${lib.optionalString options.preAuthEphemeral "--ephemeral"} \
           ${lib.optionalString options.preAuthReusable "--reusable"} \
           --expiration ${options.preAuthExpiration} \
diff --git a/machines/hippocampus/servers/public/headscale.nix b/machines/hippocampus/servers/public/headscale.nix
index 5da725a..50c04b2 100644
--- a/machines/hippocampus/servers/public/headscale.nix
+++ b/machines/hippocampus/servers/public/headscale.nix
@@ -26,6 +26,9 @@
       dns = {
         base_domain = "tailnet";
         magic_dns = true;
+        nameservers.global = [
+          "1.1.1.1"
+        ];
       };
     };
   };