diff --git a/bsp/nrf52832/applications/application.c b/bsp/nrf52832/applications/application.c
index 355c8431564cbea5264d23c7a82fd17bbf2a196c..5af6888bbb14c8e5cc835a757a23cde05491ff87 100644
--- a/bsp/nrf52832/applications/application.c
+++ b/bsp/nrf52832/applications/application.c
@@ -14,7 +14,7 @@
  */
 
 /**
- * @addtogroup NRF51822
+ * @addtogroup NRF52832
  */
 /*@{*/
 
diff --git a/bsp/nrf52832/applications/startup.c b/bsp/nrf52832/applications/startup.c
index 04a245a0333c7934080f799fb7dc8fe661f15380..9dccb80589e6f4467e53da39b8a94aa38cd9ad8f 100644
--- a/bsp/nrf52832/applications/startup.c
+++ b/bsp/nrf52832/applications/startup.c
@@ -19,7 +19,7 @@
 #include "board.h"
 
 /**
- * @addtogroup NRF51822
+ * @addtogroup NRF52832
  */
 
 /*@{*/
diff --git a/bsp/nrf52832/drivers/board.c b/bsp/nrf52832/drivers/board.c
index f13a745b2db18a7d54914350cc85a4a495d5466a..2bb937440181722d4b813fef8e1e28b069b91110 100644
--- a/bsp/nrf52832/drivers/board.c
+++ b/bsp/nrf52832/drivers/board.c
@@ -1,12 +1,15 @@
 /*
  * File      : board.c
  * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2009 RT-Thread Develop Team
+ * COPYRIGHT (C) 2015 RT-Thread Develop Team
  *
  * The license and distribution terms for this file may be
  * found in the file LICENSE in this distribution or at
  * http://www.rt-thread.org/license/LICENSE
  *
+ * Change Logs:
+ * Date           Author		Notes
+ * 2015-11-11     Xue Liu		Initial for nRF52
  */
 
 #include <rthw.h>
@@ -37,7 +40,7 @@ void SysTick_Handler(void)
 
 
 /**
- * This function will initial NRF51822 board.
+ * This function will initial NRF52832 board.
  */
 void rt_hw_board_init()
 {