diff --git a/ArduPlane/ArduPlane.pde b/ArduPlane/ArduPlane.pde
index 45e41b7d59..3edefc1515 100644
--- a/ArduPlane/ArduPlane.pde
+++ b/ArduPlane/ArduPlane.pde
@@ -179,15 +179,15 @@ AP_IMU_Shim             imu; // never used
  #error Unrecognised HIL_MODE setting.
 #endif // HIL MODE
 
+AP_TimerProcess timer_scheduler;
+
 #if HIL_MODE != HIL_MODE_ATTITUDE
 	#if HIL_MODE != HIL_MODE_SENSORS
 		// Normal
     #if CONFIG_IMU_TYPE == CONFIG_IMU_MPU6000
     AP_InertialSensor_MPU6000 ins( CONFIG_MPU6000_CHIP_SELECT_PIN );
-    AP_TimerProcess timer_scheduler;
     #else
 		AP_InertialSensor_Oilpan ins( &adc );
-    AP_TimerAperiodicProcess timer_scheduler;
     #endif
   AP_IMU_INS imu( &ins, Parameters::k_param_IMU_calibration );
 	#else