R.I. Gen. Laws § 15-4-6: Release of interest.

A married woman, including a minor, may bar her right of life estate created by chapter 25 of title 33 in any estate of her husband by joining with him in the deed conveying the estate, and releasing her claim to life estate created by chapter 25 of title 33, or by releasing her right of life estate by her separate deed acknowledged in the same manner as provided in § 15-4-5.