diff --git a/libraries/AC_AttitudeControl/AC_PosControl.cpp b/libraries/AC_AttitudeControl/AC_PosControl.cpp
index cbe09e2bf2..a5ef8a8ac2 100644
--- a/libraries/AC_AttitudeControl/AC_PosControl.cpp
+++ b/libraries/AC_AttitudeControl/AC_PosControl.cpp
@@ -252,7 +252,7 @@ void AC_PosControl::init_takeoff()
     freeze_ff_z();
 
     // shift difference between last motor out and hover throttle into accelerometer I
-    _pid_accel_z.set_integrator(_motors.get_throttle_out()-_throttle_hover);
+    _pid_accel_z.set_integrator(_motors.get_throttle()-_throttle_hover);
 }
 
 // is_active_z - returns true if the z-axis position controller has been run very recently