diff --git a/libweston-desktop/xdg-shell-v5.c b/libweston-desktop/xdg-shell-v5.c
index d7c49b1..77d004e 100644
--- a/libweston-desktop/xdg-shell-v5.c
+++ b/libweston-desktop/xdg-shell-v5.c
@@ -264,6 +264,10 @@
 		weston_desktop_surface_get_surface(surface->surface);
 	bool reconfigure = false;
 
+	/* TODO: use the window geometry and not the surface size here
+	 * We need to check the next geometry if there is one, but not accept it
+	 * until we checked it, maybe.
+	 */
 	if (surface->next.state.maximized || surface->next.state.fullscreen)
 		reconfigure = surface->next.size.width != wsurface->width ||
 			      surface->next.size.height != wsurface->height;
diff --git a/libweston-desktop/xdg-shell-v6.c b/libweston-desktop/xdg-shell-v6.c
index dda0bf9..1344dda 100644
--- a/libweston-desktop/xdg-shell-v6.c
+++ b/libweston-desktop/xdg-shell-v6.c
@@ -644,9 +644,12 @@
 	if (!wsurface->buffer_ref.buffer)
 		return;
 
+	struct weston_geometry geometry =
+		weston_desktop_surface_get_geometry(toplevel->base.desktop_surface);
+
 	if ((toplevel->next.state.maximized || toplevel->next.state.fullscreen) &&
-	    (toplevel->next.size.width != wsurface->width ||
-	     toplevel->next.size.height != wsurface->height)) {
+	    (toplevel->next.size.width != geometry.width ||
+	     toplevel->next.size.height != geometry.height)) {
 		struct weston_desktop_client *client =
 			weston_desktop_surface_get_client(toplevel->base.desktop_surface);
 		struct wl_resource *client_resource =