R.I. Gen. Laws § 11-37-10: Subsequent offenses.

If a person is convicted of a second or subsequent offense under the provisions of §§ 11-37-2, 11-37-4, 11-37-8, 11-37-8.1, and 11-37-8.3, the sentence imposed under these sections for the second or subsequent offenses shall not be less than twice the minimum number of years of sentence for the most recent offense.