diff --git a/platforms/nuttx/src/bootloader/stm/stm32_common/main.c b/platforms/nuttx/src/bootloader/stm/stm32_common/main.c
index cccfd41bea4c..626ec439f578 100644
--- a/platforms/nuttx/src/bootloader/stm/stm32_common/main.c
+++ b/platforms/nuttx/src/bootloader/stm/stm32_common/main.c
@@ -95,7 +95,7 @@ struct boardinfo board_info = {
 	.board_type	= BOARD_TYPE,
 	.board_rev	= 0,
 	.fw_size	= 0,
-	.systick_mhz	= 480,
+	.systick_mhz	= STM32_CPUCLK_FREQUENCY/1000000,
 };
 
 static void board_init(void);