1 files changed, 3 insertions, 3 deletions
diff --git a/src/irq.c b/src/irq.c
index 8b4d0d0a9e..c163c35544 100644
--- a/src/irq.c
+++ b/src/irq.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
  *
@@ -20,7 +20,7 @@ static void (*rt_interrupt_leave_hook)(void);
 
 /**
  * @ingroup Hook
- * This function set a hook function when the system enter a interrupt 
+ * This function set a hook function when the system enter a interrupt
  *
  * @note the hook function must be simple and never be blocked or suspend.
  */
@@ -30,7 +30,7 @@ void rt_interrupt_enter_sethook(void (*hook)(void))
 }
 /**
  * @ingroup Hook
- * This function set a hook function when the system exit a interrupt. 
+ * This function set a hook function when the system exit a interrupt.
  *
  * @note the hook function must be simple and never be blocked or suspend.
  */