diff --git a/ArduCopter/Copter.h b/ArduCopter/Copter.h
index 48b1ca783f..f6035075d3 100644
--- a/ArduCopter/Copter.h
+++ b/ArduCopter/Copter.h
@@ -34,7 +34,6 @@
 #include <StorageManager/StorageManager.h>  // library for Management for hal.storage to allow for backwards compatible mapping of storage offsets to available storage
 
 // Application dependencies
-#include <GCS_MAVLink/GCS.h>                // Library for Interface definition for the various Ground Control System
 #include <AP_Logger/AP_Logger.h>            // ArduPilot Mega Flash Memory Library
 #include <AP_Math/AP_Math.h>                // ArduPilot Mega Vector/Matrix math Library
 #include <AP_AccelCal/AP_AccelCal.h>        // interface and maths for accelerometer calibration