diff --git a/nixos/lib/testing.nix b/nixos/lib/testing.nix
index ae8ecd6270c..68c18eff1d0 100644
--- a/nixos/lib/testing.nix
+++ b/nixos/lib/testing.nix
@@ -246,9 +246,12 @@ in rec {
         { ... }:
         {
           inherit require;
+          imports = [
+            ../tests/common/auto.nix
+          ];
           virtualisation.memorySize = 1024;
           services.xserver.enable = true;
-          services.xserver.displayManager.auto.enable = true;
+          test-support.displayManager.auto.enable = true;
           services.xserver.displayManager.defaultSession = "none+icewm";
           services.xserver.windowManager.icewm.enable = true;
         };