N.C. Gen. Stat. § 31-5.8: Revival of revoked will.

No will or any part thereof that has been in any manner revoked can, except as provided in G.S. 31-5.4, be revived otherwise than by a reexecution thereof, or by the execution of another will in which the revoked will or part thereof is incorporated by reference. (1953, c. 1098, s. 10; 1991, c. 587, s. 2.)