the end of the war changed the navy's plans for the ship. on 17 august — while in the midst of her scheduled 42-day overhaul during which she was to receive her "ultimate approved armament" (this armament was to be a large deck gun to be fitted to the wyman for the purpose of grounding the wyman on the japanese coast and shelling the japanese mainland in preparation for the invasion of american marines. crew were told to get their affairs in order while on leave. the crew was to report back to the ship to prepare for the invasion which never happened. the atom bomb ended those plans and the wyman crew never sailed again.)— all work on the ship "except that necessary to place the ship in safe and habitable condition" was halted. declared surplus to the needs of the postwar navy, "wyman" was decommissioned on 17 december 1945 and struck from the navy list on 8 january 1946.