public function whitelist_package( $url, $group, $slug, $version, $ttl = null ) {
		$ext = pathinfo( Utils\parse_url( $url, PHP_URL_PATH ), PATHINFO_EXTENSION );
		$key = "$group/$slug-$version.$ext";
		$this->whitelist_url( $url, $key, $ttl );
		wp_update_plugins();
	}