diff --git a/ports/stm/boards/stm32f412zg_discovery/mpconfigboard.h b/ports/stm/boards/stm32f412zg_discovery/mpconfigboard.h
index e771532437f6b..b068b8e2d517c 100644
--- a/ports/stm/boards/stm32f412zg_discovery/mpconfigboard.h
+++ b/ports/stm/boards/stm32f412zg_discovery/mpconfigboard.h
@@ -9,7 +9,7 @@
 // Micropython setup
 
 #define MICROPY_HW_BOARD_NAME       "STM32F412G_DISCO"
-#define MICROPY_HW_MCU_NAME         "STM32F412xGS"
+#define MICROPY_HW_MCU_NAME         "STM32F412xG"
 
 #define FLASH_SIZE                  (0x100000)
 #define FLASH_PAGE_SIZE             (0x4000)