A control method of a laundry treatment apparatus is disclosed which includes a hot air supply procedure for supplying heated air to a drum through operation of a heating unit, a dryness measurement procedure for measuring dryness of laundry, a first heating unit control procedure executed when the measured dryness is lower than a reference dryness, to complete operation of the heating unit when the measured temperature reaches a first temperature and to operate the heating unit when the measured temperature reaches a second temperature lower than the first temperature, and a second heating unit control procedure executed when the measured dryness is equal to or higher than the reference dryness, to complete operation of the heating unit when the measured temperature reaches a third temperature lower than the second temperature and to operate the heating unit when the measured temperature reaches a fourth temperature lower than the third temperature.