diff --git a/ArduCopter/Copter.h b/ArduCopter/Copter.h
index 0952baba5f..29c3aa5902 100644
--- a/ArduCopter/Copter.h
+++ b/ArduCopter/Copter.h
@@ -208,7 +208,7 @@ private:
     // Inertial Navigation EKF
     NavEKF2 EKF2{&ahrs, barometer, rangefinder};
     NavEKF3 EKF3{&ahrs, barometer, rangefinder};
-    AP_AHRS_NavEKF ahrs{ins, barometer, gps, EKF2, EKF3, AP_AHRS_NavEKF::FLAG_ALWAYS_USE_EKF};
+    AP_AHRS_NavEKF ahrs{ins, barometer, EKF2, EKF3, AP_AHRS_NavEKF::FLAG_ALWAYS_USE_EKF};
 
 #if CONFIG_HAL_BOARD == HAL_BOARD_SITL
     SITL::SITL sitl;