A pilot was flying a single engine propeller aircraft and maintaining a steady level flight at a lift coefficient, C_L=0.5 at an altitude of 500 m. Due to some emergency, at the same altitude (500 m). the pilot had to fully deploy the landing gear. If the pilot wants to maintain steady level flight at the same C_L=0.5 and at the same altitude, which of the following control actions should the pilot undertake: