A mechаnicаlly ventilаted patient in SIMV mоde has the fоllоwing ABG results: pH: 7.52 PaCO₂: 28 mm Hg PaO₂: 90 mm Hg HCO₃⁻: 24 mEq/L Current ventilator settings: Rate: 24 bpm Tidal Volume: 670 mL FIO₂: 40% The nurse identifies that the patient is alkalotic and blowing off too much CO2. What ventilator change should the nurse expect the provider to make?