We affirm the judgment of the trial court, but we remand this case for resen-tencing of appellant. The present sentence does not specifically set forth the period of credit time appellant is to receive as Section 921.161(1), Florida Statutes (1975) requires. Smith v. State, 310 So.2d 770 (Fla.2d DCA 1975). Appellant need not be present at resentencing.