diff --git a/ArduCopter/heli_control_acro.cpp b/ArduCopter/heli_control_acro.cpp
index 4200a181ce..535c7bdf73 100644
--- a/ArduCopter/heli_control_acro.cpp
+++ b/ArduCopter/heli_control_acro.cpp
@@ -27,7 +27,7 @@ bool Copter::heli_acro_init(bool ignore_checks)
 void Copter::heli_acro_run()
 {
     float target_roll, target_pitch, target_yaw;
-    int16_t pilot_throttle_scaled;
+    float pilot_throttle_scaled;
     
     // Tradheli should not reset roll, pitch, yaw targets when motors are not runup, because
     // we may be in autorotation flight.  These should be reset only when transitioning from disarmed
diff --git a/ArduCopter/heli_control_stabilize.cpp b/ArduCopter/heli_control_stabilize.cpp
index 3f3c0ed166..9936036512 100644
--- a/ArduCopter/heli_control_stabilize.cpp
+++ b/ArduCopter/heli_control_stabilize.cpp
@@ -26,7 +26,7 @@ void Copter::heli_stabilize_run()
 {
     float target_roll, target_pitch;
     float target_yaw_rate;
-    int16_t pilot_throttle_scaled;
+    float pilot_throttle_scaled;
 
     // Tradheli should not reset roll, pitch, yaw targets when motors are not runup, because
     // we may be in autorotation flight.  These should be reset only when transitioning from disarmed