-{2, opts, 1, vars, desc};
+{sizeof opts / sizeof opts[0], opts, sizeof vars / sizeof vars[0], vars, desc};
+
+#ifdef USE_MODULES
+ModStruct rubik_description =
+{"rubik", "init_rubik", "draw_rubik", "release_rubik",
+ "draw_rubik", "change_rubik", NULL, &rubik_opts,
+ 10000, -30, 5, -6, 4, 1.0, "",
+ "Shows an auto-solving Rubik's Cube", 0, NULL};
+
+#endif