Currently, the spice-gtk ebuild rdepends on x11-libs/libX11. However, it can be build and runs with wayland and without X11. Reproducible: Always Steps to Reproduce: 1. check that libx11 is not installed: emerge -pv x11-libs/libX11 2. try install spice-gtk: USE="wayland gtk3" emerge -pv =net-misc/spice-gtk-0.42-r4 Actual Results: Install wants to pull in x11-libs/libX11 Expected Results: x11-libs/libX11 is optional