We affirm Hernandez’s conviction. The record, however, establishes that the lower court failed to state with particularity its *1103justification for retaining jurisdiction over one third of his sentence. We remand to the lower court with directions to either relinquish the retention of jurisdiction over one third of Hernandez’s sentence or to state the justification with individual particularity as required by section 947.16(3)(a), Florida Statutes (1979).