diff --git a/src/Kaleidoscope.cpp b/src/Kaleidoscope.cpp
index 2d171a62..ac35c64c 100644
--- a/src/Kaleidoscope.cpp
+++ b/src/Kaleidoscope.cpp
@@ -9,7 +9,9 @@ Kaleidoscope_::Kaleidoscope_(void) {
 
 void
 Kaleidoscope_::setup(void) {
+#ifdef __AVR__
     wdt_disable();
+#endif
     delay(100);
     Keyboard.begin();
     KeyboardHardware.setup();
diff --git a/src/Kaleidoscope.h b/src/Kaleidoscope.h
index 5ab8cfa0..4a1ecbec 100644
--- a/src/Kaleidoscope.h
+++ b/src/Kaleidoscope.h
@@ -18,7 +18,9 @@ void setup();
 
 #include <stdio.h>
 #include <math.h>
+#ifdef __AVR__
 #include <avr/wdt.h>
+#endif
 
 #include KALEIDOSCOPE_HARDWARE_H
 #include "key_events.h"
diff --git a/src/key_events.h b/src/key_events.h
index 09ddee74..442f9f3f 100644
--- a/src/key_events.h
+++ b/src/key_events.h
@@ -1,6 +1,8 @@
 #pragma once
 #include <Arduino.h>
+#if defined(USBCON) && !defined(CORE_TEENSY)
 #include "KeyboardioHID.h"
+#endif
 
 #include KALEIDOSCOPE_HARDWARE_H
 #include "key_defs.h"