@@ -16,7 +16,9 @@ static void clear(tty_interface_t *state) {

 		tty_newline(tty);

 	}

 	tty_clearline(tty);

-	tty_moveup(tty, line - 1);

+	if (state->options->num_lines > 0) {

+		tty_moveup(tty, line - 1);

+	}

 	tty_flush(tty);

 }