diff --git a/echo.c b/echo.c
index cd677d4..b298f2f 100644
--- a/echo.c
+++ b/echo.c
@@ -1,10 +1,6 @@
 #include <util/delay.h>
 #include "drivers/uart_tx.h"
 #include "drivers/uart_rx_async.h"
-#include "drivers/led.h"
-
-#include <avr/interrupt.h>
-#include <avr/io.h>
 
 void uart_process(uint8_t c) {
 	uart_putc(c);