diff --git a/gui-wm/sway/sway-9999.ebuild b/gui-wm/sway/sway-9999.ebuild
index 08f025b76e3f7..1b28e9cfc037d 100644
--- a/gui-wm/sway/sway-9999.ebuild
+++ b/gui-wm/sway/sway-9999.ebuild
@@ -33,7 +33,10 @@ DEPEND="
 	x11-libs/libxkbcommon
 	x11-libs/pango
 	x11-libs/pixman
-	media-libs/mesa[gles2,libglvnd]
+	|| (
+		<media-libs/mesa-9999[gles2,libglvnd]
+		~media-libs/mesa-9999[gles2]
+	)
 	elogind? ( >=sys-auth/elogind-239 )
 	swaybar? ( x11-libs/gdk-pixbuf:2 )
 	swaybg? ( gui-apps/swaybg )