diff --git a/hosts/tesla-nixos/configuration.nix b/hosts/tesla-nixos/configuration.nix
index aa3be1d..f8646c1 100644
--- a/hosts/tesla-nixos/configuration.nix
+++ b/hosts/tesla-nixos/configuration.nix
@@ -55,12 +55,23 @@
     # Guest (inside the nspawn container)
     config = { pkgs, lib, ... }: {
       networking.hostName = "ci-nspawn";
+      networking.useHostResolvConf = true;
       time.timeZone = "UTC";
       # Docker daemon inside the container
       virtualisation.docker = {
         enable = true;
       };
 
+      users.users.gitlab-runner = {
+        isSystemUser = true;
+        home = "/var/lib/gitlab-runner";
+        createHome = true;
+        shell = pkgs.bashInteractive;
+        extraGroups = [ "docker" "wheel" ];
+        group = "gitlab-runner";
+      };
+      users.groups.gitlab-runner = { };
+      users.groups.docker = { };
       environment.systemPackages = with pkgs; [
         docker
         git