diff --git a/Ubiquitous/XiZi_IIoT/board/hc32f4a0/third_party_driver/include/connect_wdt.h b/Ubiquitous/XiZi_IIoT/board/hc32f4a0/third_party_driver/include/connect_wdt.h
index 27ce80c4a..8c7c8499d 100644
--- a/Ubiquitous/XiZi_IIoT/board/hc32f4a0/third_party_driver/include/connect_wdt.h
+++ b/Ubiquitous/XiZi_IIoT/board/hc32f4a0/third_party_driver/include/connect_wdt.h
@@ -11,8 +11,8 @@
 */
  
 /**
-* @file connect_rtc.h
-* @brief define hc32f4a0-board i2c function and struct
+* @file connect_wdt.h
+* @brief define hc32f4a0-board watchdog function and struct
 * @version 3.0
 * @author AIIT XUOS Lab
 * @date 2023-02-02
diff --git a/Ubiquitous/XiZi_IIoT/board/hc32f4a0/third_party_driver/watchdog/connect_wdt.c b/Ubiquitous/XiZi_IIoT/board/hc32f4a0/third_party_driver/watchdog/connect_wdt.c
index 2e6175a1a..1ffb86ec6 100644
--- a/Ubiquitous/XiZi_IIoT/board/hc32f4a0/third_party_driver/watchdog/connect_wdt.c
+++ b/Ubiquitous/XiZi_IIoT/board/hc32f4a0/third_party_driver/watchdog/connect_wdt.c
@@ -12,7 +12,7 @@
 
 /**
 * @file connect_wdt.c
-* @brief support aiit-riscv64-board watchdog function and register to bus framework
+* @brief support hc32f4a0-board watchdog function and register to bus framework
 * @version 1.0 
 * @author AIIT XUOS Lab
 * @date 2023-02-02