A rotorcraft, comprising: a body; a power train coupled to the body and comprising a power source and a drive shaft coupled to the power source; a main rotor system coupled to the power train, the main rotor system comprising at least one main rotor blade; an anti-torque rotor system coupled to the body, the anti-torque rotor system comprising at least one anti-torque rotor blade operable to provide a first force on the body in the direction of rotation of the at least one main rotor blade; an anti-torque rudder system coupled to the body, the anti-torque rudder system comprising at least one surface operable to provide a second force on the body in the direction of rotation of the at least one main rotor blade; and an anti-torque control system, characterized in that the anti-torque control system is configured to: receive a request to change an amount of anti-torque force applied to the body; compare a rotorcraft performance parameter to a threshold value wherein the rotorcraft performance parameter comprises a parameter indicative of flapping of the at least one anti-torque rotor blade; if the rotorcraft performance parameter is less than the threshold value, respond to said request by instructing the anti-torque rotor system to change the amount of the first force; and if the rotorcraft performance parameter is greater than the threshold value, respond to said request by instructing the anti-torque rudder system to increase the second force and instructing the anti-torque rotor system to reduce or maintain the first force. a body; a power train coupled to the body and comprising a power source and a drive shaft coupled to the power source; a main rotor system coupled to the power train, the main rotor system comprising at least one main rotor blade; an anti-torque rotor system coupled to the body, the anti-torque rotor system comprising at least one anti-torque rotor blade operable to provide a first force on the body in the direction of rotation of the at least one main rotor blade; an anti-torque rudder system coupled to the body, the anti-torque rudder system comprising at least one surface operable to provide a second force on the body in the direction of rotation of the at least one main rotor blade; and an anti-torque control system, characterized in that the anti-torque control system is configured to: receive a request to change an amount of anti-torque force applied to the body; compare a rotorcraft performance parameter to a threshold value wherein the rotorcraft performance parameter comprises a parameter indicative of flapping of the at least one anti-torque rotor blade; if the rotorcraft performance parameter is less than the threshold value, respond to said request by instructing the anti-torque rotor system to change the amount of the first force; and if the rotorcraft performance parameter is greater than the threshold value, respond to said request by instructing the anti-torque rudder system to increase the second force and instructing the anti-torque rotor system to reduce or maintain the first force. receive a request to change an amount of anti-torque force applied to the body; compare a rotorcraft performance parameter to a threshold value wherein the rotorcraft performance parameter comprises a parameter indicative of flapping of the at least one anti-torque rotor blade; if the rotorcraft performance parameter is less than the threshold value, respond to said request by instructing the anti-torque rotor system to change the amount of the first force; and if the rotorcraft performance parameter is greater than the threshold value, respond to said request by instructing the anti-torque rudder system to increase the second force and instructing the anti-torque rotor system to reduce or maintain the first force.