Vt. Stat. Ann. tit. 14, § 10

Any beneficial devise or legacy made or given in a will to a subscribing witness to the will or to the spouse of a subscribing witness shall be voidable unless there are two other competent, subscribing witnesses to the will. Notwithstanding this section, a provision in the will for payment of a debt shall not be void or disqualify the creditor as a witness to the will.