diff --git a/hardware/arduino/avr/cores/arduino/CDC.cpp b/hardware/arduino/avr/cores/arduino/CDC.cpp
index 7e32d04c8..5d4f2a080 100644
--- a/hardware/arduino/avr/cores/arduino/CDC.cpp
+++ b/hardware/arduino/avr/cores/arduino/CDC.cpp
@@ -16,7 +16,6 @@
 ** SOFTWARE.  
 */
 
-#include "Platform.h"
 #include "USBAPI.h"
 #include <avr/wdt.h>
 
diff --git a/hardware/arduino/avr/cores/arduino/HID.cpp b/hardware/arduino/avr/cores/arduino/HID.cpp
index 1475860d2..75c37b24b 100644
--- a/hardware/arduino/avr/cores/arduino/HID.cpp
+++ b/hardware/arduino/avr/cores/arduino/HID.cpp
@@ -16,9 +16,7 @@
 ** SOFTWARE.  
 */
 
-#include "Platform.h"
 #include "USBAPI.h"
-#include "USBDesc.h"
 
 #if defined(USBCON)
 #ifdef HID_ENABLED
diff --git a/hardware/arduino/avr/cores/arduino/USBCore.cpp b/hardware/arduino/avr/cores/arduino/USBCore.cpp
index 39a95308b..b4f7bed7e 100644
--- a/hardware/arduino/avr/cores/arduino/USBCore.cpp
+++ b/hardware/arduino/avr/cores/arduino/USBCore.cpp
@@ -16,9 +16,7 @@
 ** SOFTWARE.  
 */
 
-#include "Platform.h"
 #include "USBAPI.h"
-#include "USBDesc.h"
 
 #if defined(USBCON)