diff --git a/compat/posix/src/time.c b/compat/posix/src/time.c
index c5203595..af3549f3 100644
--- a/compat/posix/src/time.c
+++ b/compat/posix/src/time.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/drivers/block/disk/include/disk_pri.h b/drivers/block/disk/include/disk_pri.h
index 04ccf601..573f1b5c 100644
--- a/drivers/block/disk/include/disk_pri.h
+++ b/drivers/block/disk/include/disk_pri.h
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/fs/fat/os_adapt/fatfs.c b/fs/fat/os_adapt/fatfs.c
index b220a669..3bb9f489 100644
--- a/fs/fat/os_adapt/fatfs.c
+++ b/fs/fat/os_adapt/fatfs.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/fs/proc/src/proc_shellcmd.c b/fs/proc/src/proc_shellcmd.c
index 4d65481f..6e2d8fbf 100644
--- a/fs/proc/src/proc_shellcmd.c
+++ b/fs/proc/src/proc_shellcmd.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/fs/vfs/operation/fullpath.c b/fs/vfs/operation/fullpath.c
index 68948fbf..f42caead 100644
--- a/fs/vfs/operation/fullpath.c
+++ b/fs/vfs/operation/fullpath.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/fs/vfs/operation/vfs_other.c b/fs/vfs/operation/vfs_other.c
index 0a545a55..880caf65 100644
--- a/fs/vfs/operation/vfs_other.c
+++ b/fs/vfs/operation/vfs_other.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/fs/vfs/operation/vfs_utime.c b/fs/vfs/operation/vfs_utime.c
index b6148c14..cbe607f7 100644
--- a/fs/vfs/operation/vfs_utime.c
+++ b/fs/vfs/operation/vfs_utime.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/fs/vfs/vfs_cmd/vfs_shellcmd.c b/fs/vfs/vfs_cmd/vfs_shellcmd.c
index 33324811..833b1a87 100644
--- a/fs/vfs/vfs_cmd/vfs_shellcmd.c
+++ b/fs/vfs/vfs_cmd/vfs_shellcmd.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/kernel/include/los_rwlock.h b/kernel/include/los_rwlock.h
index d6ee14f5..653df9d4 100644
--- a/kernel/include/los_rwlock.h
+++ b/kernel/include/los_rwlock.h
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/net/lwip-2.1/enhancement/include/lwip/fixme.h b/net/lwip-2.1/enhancement/include/lwip/fixme.h
index f898b528..41b535df 100644
--- a/net/lwip-2.1/enhancement/include/lwip/fixme.h
+++ b/net/lwip-2.1/enhancement/include/lwip/fixme.h
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/net/lwip-2.1/enhancement/src/api_shell.c b/net/lwip-2.1/enhancement/src/api_shell.c
index b1d58c25..58b53277 100644
--- a/net/lwip-2.1/enhancement/src/api_shell.c
+++ b/net/lwip-2.1/enhancement/src/api_shell.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/net/lwip-2.1/enhancement/src/dhcps.c b/net/lwip-2.1/enhancement/src/dhcps.c
index 2be6b881..602432a4 100644
--- a/net/lwip-2.1/enhancement/src/dhcps.c
+++ b/net/lwip-2.1/enhancement/src/dhcps.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/net/lwip-2.1/enhancement/src/fixme.c b/net/lwip-2.1/enhancement/src/fixme.c
index 83cf14d0..44d8f778 100644
--- a/net/lwip-2.1/enhancement/src/fixme.c
+++ b/net/lwip-2.1/enhancement/src/fixme.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/net/lwip-2.1/porting/src/driverif.c b/net/lwip-2.1/porting/src/driverif.c
index 13308054..031d562d 100644
--- a/net/lwip-2.1/porting/src/driverif.c
+++ b/net/lwip-2.1/porting/src/driverif.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
diff --git a/net/lwip-2.1/porting/src/sockets.c b/net/lwip-2.1/porting/src/sockets.c
index 83a4ad86..9d2fa688 100644
--- a/net/lwip-2.1/porting/src/sockets.c
+++ b/net/lwip-2.1/porting/src/sockets.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
- * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
+ * Copyright (c) 2020-2022 Huawei Device Co., Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met: