diff --git a/libraries/AP_Scripting/generator/description/bindings.desc b/libraries/AP_Scripting/generator/description/bindings.desc
index 948cc89ce3..a3b11ca51f 100644
--- a/libraries/AP_Scripting/generator/description/bindings.desc
+++ b/libraries/AP_Scripting/generator/description/bindings.desc
@@ -201,7 +201,7 @@ singleton SRV_Channels method set_output_pwm_chan_timeout void uint8_t 0 NUM_SER
 singleton SRV_Channels method set_output_scaled void SRV_Channel::Aux_servo_function_t'enum SRV_Channel::k_none SRV_Channel::k_nr_aux_servo_functions-1 int16_t INT16_MIN INT16_MAX
 singleton SRV_Channels method get_output_pwm boolean SRV_Channel::Aux_servo_function_t'enum SRV_Channel::k_none SRV_Channel::k_nr_aux_servo_functions-1 uint16_t'Null
 singleton SRV_Channels method get_output_scaled int16_t SRV_Channel::Aux_servo_function_t'enum SRV_Channel::k_none SRV_Channel::k_nr_aux_servo_functions-1
-
+singleton SRV_Channels method set_output_norm void SRV_Channel::Aux_servo_function_t'enum SRV_Channel::k_none SRV_Channel::k_nr_aux_servo_functions-1 float -1 1
 
 ap_object RC_Channel method norm_input float
 ap_object RC_Channel method get_aux_switch_pos uint8_t