patch-gnome3-test-use-nvidiaWayland

diff --git a/nixos/tests/gnome3.nix b/nixos/tests/gnome3.nix
index 7e301be49d1..e44331ac2cd 100644
--- a/nixos/tests/gnome3.nix
+++ b/nixos/tests/gnome3.nix
@@ -14,6 +14,7 @@ import ./make-test-python.nix ({ pkgs, lib, ...} : {
       services.xserver.displayManager = {
         gdm.enable = true;
         gdm.debug = true;
+        gdm.nvidiaWayland = true;
         autoLogin = {
           enable = true;
           user = "alice";