diff --git a/lib-gd32/include/board/gd32f303rc.h b/lib-gd32/include/board/gd32f303rc.h
index 067e965..10b19ce 100644
--- a/lib-gd32/include/board/gd32f303rc.h
+++ b/lib-gd32/include/board/gd32f303rc.h
@@ -160,7 +160,12 @@ static constexpr uint32_t PORT_A_TX = 0;
  */
 
 #define GD32_MCU_NAME			"GD32F303RC"
-#define GD32_BOARD_NAME			"GD32F303RC"
+#if !defined(GD32_BOARD_NAME)
+# define GD32_BOARD_NAME		"GD32F303RC"
+#endif
+#if !defined(GD32_BOARD_ID)
+# define GD32_BOARD_ID			0
+#endif
 
 #include "mcu/gd32f30x_mcu.h"
 #include "gd32_gpio.h"
diff --git a/lib-hal/include/gd32/hardware.h b/lib-hal/include/gd32/hardware.h
index 98254b6..7b71916 100644
--- a/lib-hal/include/gd32/hardware.h
+++ b/lib-hal/include/gd32/hardware.h
@@ -150,7 +150,7 @@ class Hardware {
 	}
 
 	uint32_t GetBoardId() {
-		return 0;
+		return GD32_BOARD_ID;
 	}
 
 	const char *GetWebsiteUrl() {