diff --git a/units/usart/_internal.h b/units/usart/_internal.h
index 3aeb0d2..19e54fc 100644
--- a/units/usart/_internal.h
+++ b/units/usart/_internal.h
@@ -11,7 +11,7 @@
 
 #include "platform.h"
 
-#define UUSART_RXBUF_LEN 64
+#define UUSART_RXBUF_LEN 128
 #define UUSART_TXBUF_LEN 128
 
 /** Private data structure */
diff --git a/units/usart/unit_usart.c b/units/usart/unit_usart.c
index 4abe843..ab0d444 100644
--- a/units/usart/unit_usart.c
+++ b/units/usart/unit_usart.c
@@ -2,7 +2,6 @@
 // Created by MightyPork on 2018/01/02.
 //
 
-#include <stm32f072xb.h>
 #include "platform.h"
 #include "comm/messages.h"
 #include "unit_base.h"