diff --git a/compat/posix/src/time.c b/compat/posix/src/time.c
index c5203595e782f83c60df59d6a3ee4f2d823e8f77..af3549f39c3e3f288935181b73feb09d94a11e9a 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 04ccf60169a2dd136c4df43c15ef430cc3ea91c3..573f1b5ce97c11f1deb5a82a9ab37b47c574c6a6 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 b220a669a4c9dd0116694690c71be405fd565909..3bb9f4895ff4e74f1205dd62bee84aa6f9a09bba 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 4d65481fbfdd53b4b3ef37bdca5f761861a3cc6b..6e2d8fbf3b8ab4a9cbebc4eb2cc7e5520781c570 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 68948fbf38af6c6386b6eccd7832a8f05c16951f..f42caead5d52a0fa40a7d4243751577d628c55f4 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 0a545a55d72237fefb5369907b58f402433d8303..880caf658f6664fc939bacca7d22bf95fbc0ffae 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 b6148c14c5adc56b8c4be768734117348b15a24f..cbe607f71931962560ad56d2cb2ffa4f693136c2 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 33324811c4ade8334bdb11e792b1df72f20e2af0..833b1a87ab5d43bf6fc40ef454d41dcd46358e8e 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 d6ee14f5f038264b9959b9dc1487c8f27d9c6b0a..653df9d4069cb5697ff18834c89a19073e780f06 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 f898b528eae7a85938b9e1a842bbc15700c2f88e..41b535df9fd1fce84ae3ebfd93219a454e165450 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 b1d58c252fe9df671a73b7af24eaf5fdfb186e0e..58b532779d915828adc595b1370109f72afb9009 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 2be6b88187e169518aedf4a115d3176581e749c4..602432a4e53be4e4d92141ba638f650c64408b1d 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 83cf14d0e10e124b58e7259433b3f0209fb12acd..44d8f778820687b18644532a3c32c898dc8d704c 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 13308054183d32ee3571eb75b9c291ff69f9671e..031d562d72c895f10b8cb0a4b09d9bdaba1a06d0 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 83a4ad86c138f75c5e2bd06cc36888f0f5637a6e..9d2fa688474579359a0172f1c8a00750a254ec13 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: