diff --git a/ArduCopter/Copter.cpp b/ArduCopter/Copter.cpp
index fbc9367569..9c2740912c 100644
--- a/ArduCopter/Copter.cpp
+++ b/ArduCopter/Copter.cpp
@@ -565,7 +565,7 @@ void Copter::one_hz_loop()
 
 #if FRAME_CONFIG != HELI_FRAME
         // set all throttle channel settings
-        motors->set_throttle_range(channel_throttle->get_radio_min(), channel_throttle->get_radio_max());
+        motors->update_throttle_range();
 #endif
     }
 
diff --git a/ArduCopter/radio.cpp b/ArduCopter/radio.cpp
index 5a496405df..cfaad26b79 100644
--- a/ArduCopter/radio.cpp
+++ b/ArduCopter/radio.cpp
@@ -51,7 +51,7 @@ void Copter::init_rc_out()
     motors->set_update_rate(g.rc_speed);
 
 #if FRAME_CONFIG != HELI_FRAME
-    motors->set_throttle_range(channel_throttle->get_radio_min(), channel_throttle->get_radio_max());
+    motors->update_throttle_range();
 #else
     // setup correct scaling for ESCs like the UAVCAN ESCs which
     // take a proportion of speed.