diff --git a/libraries/AP_Scripting/generator/description/bindings.desc b/libraries/AP_Scripting/generator/description/bindings.desc
index 0fab0214b2..d97b24c2a2 100644
--- a/libraries/AP_Scripting/generator/description/bindings.desc
+++ b/libraries/AP_Scripting/generator/description/bindings.desc
@@ -232,9 +232,9 @@ singleton SRV_Channels method find_channel boolean SRV_Channel::Aux_servo_functi
 singleton SRV_Channels method set_output_pwm void SRV_Channel::Aux_servo_function_t'enum SRV_Channel::k_none SRV_Channel::k_nr_aux_servo_functions-1 uint16_t 0 UINT16_MAX
 singleton SRV_Channels method set_output_pwm_chan void uint8_t 0 NUM_SERVO_CHANNELS-1 uint16_t 0 UINT16_MAX
 singleton SRV_Channels method set_output_pwm_chan_timeout void uint8_t 0 NUM_SERVO_CHANNELS-1 uint16_t 0 UINT16_MAX uint16_t 0 UINT16_MAX
-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 set_output_scaled void SRV_Channel::Aux_servo_function_t'enum SRV_Channel::k_none SRV_Channel::k_nr_aux_servo_functions-1 float -FLT_MAX FLT_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 get_output_scaled float 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
 singleton SRV_Channels method set_angle void SRV_Channel::Aux_servo_function_t'enum SRV_Channel::k_none SRV_Channel::k_nr_aux_servo_functions-1 uint16_t 0 UINT16_MAX
 singleton SRV_Channels method set_range void SRV_Channel::Aux_servo_function_t'enum SRV_Channel::k_none SRV_Channel::k_nr_aux_servo_functions-1 uint16_t 0 UINT16_MAX