Wis. Stat. § 814.33: Additional security for costs.

If any surety on any undertaking given under s. 814.28 shall remove from the state or be deemed at any time insufficient the court or presiding judge may require the plaintiff to give a new undertaking, and every person becoming surety thereon shall be liable for all costs, from the commencement of the action, in like manner as if the successor surety had been the original surety.