diff --git a/stmhal/boards/CERB40/stm32f4xx_hal_conf.h b/stmhal/boards/CERB40/stm32f4xx_hal_conf.h
index d968dc7543..b3ffbe7b50 100644
--- a/stmhal/boards/CERB40/stm32f4xx_hal_conf.h
+++ b/stmhal/boards/CERB40/stm32f4xx_hal_conf.h
@@ -58,10 +58,10 @@
 /* #define HAL_CRC_MODULE_ENABLED */
 /* #define HAL_CRYP_MODULE_ENABLED */
 #define HAL_DAC_MODULE_ENABLED
-//#define HAL_DCMI_MODULE_ENABLED
+/* #define HAL_DCMI_MODULE_ENABLED */
 #define HAL_DMA_MODULE_ENABLED
 /* #define HAL_DMA2D_MODULE_ENABLED */
-//#define HAL_ETH_MODULE_ENABLED
+/* #define HAL_ETH_MODULE_ENABLED */
 #define HAL_FLASH_MODULE_ENABLED
 /* #define HAL_NAND_MODULE_ENABLED */
 /* #define HAL_NOR_MODULE_ENABLED */
diff --git a/stmhal/boards/PYBV10/stm32f4xx_hal_conf.h b/stmhal/boards/PYBV10/stm32f4xx_hal_conf.h
index 033ebc0b72..5b5359667b 100644
--- a/stmhal/boards/PYBV10/stm32f4xx_hal_conf.h
+++ b/stmhal/boards/PYBV10/stm32f4xx_hal_conf.h
@@ -47,7 +47,6 @@
 /* Exported constants --------------------------------------------------------*/
 
 #define USE_USB_FS
-//#define USE_USB_HS
 
 /* ########################## Module Selection ############################## */
 /**