8 files changed, 9 insertions, 9 deletions
diff --git a/components/drivers/include/ipc/completion.h b/components/drivers/include/ipc/completion.h
index acfcaa3995..087a9be813 100644
--- a/components/drivers/include/ipc/completion.h
+++ b/components/drivers/include/ipc/completion.h
@@ -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/include/ipc/dataqueue.h b/components/drivers/include/ipc/dataqueue.h
index 76203c404d..5dd94e55c0 100644
--- a/components/drivers/include/ipc/dataqueue.h
+++ b/components/drivers/include/ipc/dataqueue.h
@@ -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/include/ipc/pipe.h b/components/drivers/include/ipc/pipe.h
index 93ba95cd2c..a45e8ae002 100644
--- a/components/drivers/include/ipc/pipe.h
+++ b/components/drivers/include/ipc/pipe.h
@@ -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/include/ipc/poll.h b/components/drivers/include/ipc/poll.h
index 8c68a96af8..1574215c77 100644
--- a/components/drivers/include/ipc/poll.h
+++ b/components/drivers/include/ipc/poll.h
@@ -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/include/ipc/ringblk_buf.h b/components/drivers/include/ipc/ringblk_buf.h
index 94fc2cfff3..5b2971b800 100644
--- a/components/drivers/include/ipc/ringblk_buf.h
+++ b/components/drivers/include/ipc/ringblk_buf.h
@@ -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/include/ipc/ringbuffer.h b/components/drivers/include/ipc/ringbuffer.h
index 2afd2ca213..71c4801253 100644
--- a/components/drivers/include/ipc/ringbuffer.h
+++ b/components/drivers/include/ipc/ringbuffer.h
@@ -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/include/ipc/waitqueue.h b/components/drivers/include/ipc/waitqueue.h
index e26ec1e896..fbf5f93142 100644
--- a/components/drivers/include/ipc/waitqueue.h
+++ b/components/drivers/include/ipc/waitqueue.h
@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
- * 2018/06/26     Bernard      Fix the wait queue issue when wakeup a soon 
+ * 2018/06/26     Bernard      Fix the wait queue issue when wakeup a soon
  *                             to blocked thread.
  */
 
diff --git a/components/drivers/include/ipc/workqueue.h b/components/drivers/include/ipc/workqueue.h
index 23e256c420..25451d7e9b 100644
--- a/components/drivers/include/ipc/workqueue.h
+++ b/components/drivers/include/ipc/workqueue.h
@@ -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
  *