diff --git a/bsp/stm32/libraries/HAL_Drivers/drv_hwtimer.c b/bsp/stm32/libraries/HAL_Drivers/drv_hwtimer.c
index 2b5ace32f9..4550c2776f 100644
--- a/bsp/stm32/libraries/HAL_Drivers/drv_hwtimer.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drv_hwtimer.c
@@ -343,7 +343,7 @@ static rt_err_t timer_ctrl(rt_hwtimer_t *timer, rt_uint32_t cmd, void *arg)
         if (tim->Instance == TIM15 || tim->Instance == TIM16 || tim->Instance == TIM17)
 #elif defined(SOC_SERIES_STM32WB)
         if (tim->Instance == TIM16 || tim->Instance == TIM17)
-			#elif defined(SOC_SERIES_STM32MP1)
+#elif defined(SOC_SERIES_STM32MP1)
        if(tim->Instance == TIM14 || tim->Instance == TIM16 || tim->Instance == TIM17)  
 #elif defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32G0)
         if (0)
diff --git a/components/drivers/include/drivers/hwtimer.h b/components/drivers/include/drivers/hwtimer.h
index cbfeec2bf8..d00dbd8a13 100644
--- a/components/drivers/include/drivers/hwtimer.h
+++ b/components/drivers/include/drivers/hwtimer.h
@@ -70,7 +70,7 @@ typedef struct rt_hwtimer_device
 
     rt_int32_t freq;                /* counting frequency set by the user */
     rt_int32_t overflow;            /* timer overflows */
-    float period_sec;               
+    float period_sec;
     rt_int32_t cycles;              /* how many times will generate a timeout event after overflow */
     rt_int32_t reload;              /* reload cycles(using in period mode) */
     rt_hwtimer_mode_t mode;         /* timing mode(oneshot/period) */