3 files changed, 5 insertions, 5 deletions
diff --git a/components/drivers/rtc/alarm.c b/components/drivers/rtc/alarm.c
index c497ebf727..4fa53dba9e 100644
--- a/components/drivers/rtc/alarm.c
+++ b/components/drivers/rtc/alarm.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/components/drivers/rtc/rtc.c b/components/drivers/rtc/rtc.c
index e17c0fe7dd..3468bcdefe 100644
--- a/components/drivers/rtc/rtc.c
+++ b/components/drivers/rtc/rtc.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -164,7 +164,7 @@ int rt_rtc_ntp_sync_init(void)
     }
 
     init_ok = RT_TRUE;
-		
+
     return RT_EOK;
 }
 INIT_COMPONENT_EXPORT(rt_rtc_ntp_sync_init);
diff --git a/components/drivers/rtc/soft_rtc.c b/components/drivers/rtc/soft_rtc.c
index adcbf81fe3..2d10bc51be 100644
--- a/components/drivers/rtc/soft_rtc.c
+++ b/components/drivers/rtc/soft_rtc.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -55,7 +55,7 @@ static rt_err_t soft_rtc_control(rt_device_t dev, int cmd, void *args)
 }
 
 #ifdef RT_USING_DEVICE_OPS
-const static struct rt_device_ops soft_rtc_ops = 
+const static struct rt_device_ops soft_rtc_ops =
 {
     RT_NULL,
     RT_NULL,