diff --git a/extras/stdin_uart_interrupt/stdin_uart_interrupt.h b/extras/stdin_uart_interrupt/stdin_uart_interrupt.h
index b15278b..3308131 100644
--- a/extras/stdin_uart_interrupt/stdin_uart_interrupt.h
+++ b/extras/stdin_uart_interrupt/stdin_uart_interrupt.h
@@ -25,6 +25,7 @@
 #ifndef __STDIN_UART_INTERRUPT_H__
 #define __STDIN_UART_INTERRUPT_H__
 
+//#include "FreeRTOS.h"
 #include <stdint.h>
 
 /* Return number of characters waiting in UART0. */