diff --git a/ArduCopter/GCS_Mavlink.cpp b/ArduCopter/GCS_Mavlink.cpp
index 205dd12774..1078f34e22 100644
--- a/ArduCopter/GCS_Mavlink.cpp
+++ b/ArduCopter/GCS_Mavlink.cpp
@@ -263,7 +263,7 @@ void GCS_MAVLINK_Copter::send_pid_tuning()
         if (!HAVE_PAYLOAD_SPACE(chan, PID_TUNING)) {
             return;
         }
-        const AP_Logger::PID_Info *pid_info = nullptr;
+        const AP_PIDInfo *pid_info = nullptr;
         switch (axes[i]) {
         case PID_TUNING_ROLL:
             pid_info = &copter.attitude_control->get_rate_roll_pid().get_pid_info();