diff --git a/Firmware/Example1_BasicReadings/MLX90640_I2C_Driver.h b/Firmware/Example1_BasicReadings/MLX90640_I2C_Driver.h
index 71ff50e..9f4f290 100644
--- a/Firmware/Example1_BasicReadings/MLX90640_I2C_Driver.h
+++ b/Firmware/Example1_BasicReadings/MLX90640_I2C_Driver.h
@@ -31,7 +31,7 @@
 //SAMD21 uses RingBuffer.h
 #define I2C_BUFFER_LENGTH SERIAL_BUFFER_SIZE
 
-#elif __MK20DX256__
+//#elif __MK20DX256__
 //Teensy
 
 #elif ARDUINO_ARCH_ESP32
diff --git a/Firmware/Example2_OutputToProcessing/MLX90640_I2C_Driver.h b/Firmware/Example2_OutputToProcessing/MLX90640_I2C_Driver.h
index 71ff50e..9f4f290 100644
--- a/Firmware/Example2_OutputToProcessing/MLX90640_I2C_Driver.h
+++ b/Firmware/Example2_OutputToProcessing/MLX90640_I2C_Driver.h
@@ -31,7 +31,7 @@
 //SAMD21 uses RingBuffer.h
 #define I2C_BUFFER_LENGTH SERIAL_BUFFER_SIZE
 
-#elif __MK20DX256__
+//#elif __MK20DX256__
 //Teensy
 
 #elif ARDUINO_ARCH_ESP32