diff --git a/test.nix b/test.nix
index c5ab25e..8b1f0bf 100644
--- a/test.nix
+++ b/test.nix
@@ -80,6 +80,7 @@ nixosTest {
 
           mkdir -p ~/.config/sway
           sed s/Mod4/Mod1/ /etc/sway/config > ~/.config/sway/config
+          echo 'output * bg ${pkgs.nixos-artwork.wallpapers.simple-light-gray.gnomeFilePath} fill' >> ~/.config/sway/config
 
           sway --validate
           systemd-cat --identifier=sway sway && touch /tmp/sway-exit-ok