diff --git a/ArduCopter/Log.pde b/ArduCopter/Log.pde
index 26dd794899..46bd190bd5 100644
--- a/ArduCopter/Log.pde
+++ b/ArduCopter/Log.pde
@@ -522,7 +522,7 @@ static void Log_Write_Control_Tuning()
         throttle_in         : g.rc_3.control_in,
         sonar_alt           : sonar_alt,
         baro_alt            : baro_alt,
-        next_wp_alt         : target_alt_for_reporting,
+        next_wp_alt         : get_target_alt_for_reporting(),
         nav_throttle        : nav_throttle,
         angle_boost         : angle_boost,
         climb_rate          : climb_rate,