diff --git a/libraries/AP_HAL_ChibiOS/hwdef/f405-MatekGPS/hwdef-bl.dat b/libraries/AP_HAL_ChibiOS/hwdef/f405-MatekGPS/hwdef-bl.dat
index 0dcb6c1973..91fd9eae63 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/f405-MatekGPS/hwdef-bl.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/f405-MatekGPS/hwdef-bl.dat
@@ -40,11 +40,12 @@ PD2  UART5_RX UART5
 PA11 OTG_FS_DM OTG1
 PA12 OTG_FS_DP OTG1
 
-
 # enable CAN support
 PB8 CAN1_RX CAN1
 PB9 CAN1_TX CAN1
-define HAL_USE_CAN1 TRUE
+PC13 GPIO_CAN1_SILENT OUTPUT PUSHPULL SPEED_LOW LOW
+
+define HAL_USE_CAN TRUE
 define STM32_CAN_USE_CAN1 TRUE
 
 define CAN_APP_NODE_NAME "org.ardupilot.f405_MatekGPS"
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/f405-MatekGPS/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/f405-MatekGPS/hwdef.dat
index e29a432774..43482087a9 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/f405-MatekGPS/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/f405-MatekGPS/hwdef.dat
@@ -7,8 +7,8 @@ MCU STM32F4xx STM32F405xx
 FLASH_RESERVE_START_KB 64
 FLASH_SIZE_KB 1024
 
-# store parameters in pages 11 and 12
-STORAGE_FLASH_PAGE 1
+# store parameters in pages 2 and 3
+STORAGE_FLASH_PAGE 2
 define HAL_STORAGE_SIZE 15360
 
 # board ID for firmware load