diff --git a/device/services/ipc/BUILD.gn b/device/services/ipc/BUILD.gn
index b7cb292c0..9bc0a2d06 100644
--- a/device/services/ipc/BUILD.gn
+++ b/device/services/ipc/BUILD.gn
@@ -1,4 +1,4 @@
-# Copyright (c) 2021 Huawei Device Co., Ltd.
+# Copyright (c) 2021-2023 Huawei Device Co., Ltd.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/device/services/ipc/src/proto_encoder_plugin.cpp b/device/services/ipc/src/proto_encoder_plugin.cpp
index 0e20541ea..7edb39d35 100755
--- a/device/services/ipc/src/proto_encoder_plugin.cpp
+++ b/device/services/ipc/src/proto_encoder_plugin.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2023 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/device/services/ipc/src/proto_encoder_plugin_generator.cpp b/device/services/ipc/src/proto_encoder_plugin_generator.cpp
index 6fedfc9c4..b71dab4b4 100755
--- a/device/services/ipc/src/proto_encoder_plugin_generator.cpp
+++ b/device/services/ipc/src/proto_encoder_plugin_generator.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2023 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/interfaces/kits/plugin_module_api.h b/interfaces/kits/plugin_module_api.h
index c4bbf08c3..f23a38850 100644
--- a/interfaces/kits/plugin_module_api.h
+++ b/interfaces/kits/plugin_module_api.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2023 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
diff --git a/proto_encoder/test/unittest/base_message_unittest.cpp b/proto_encoder/test/unittest/base_message_unittest.cpp
index 2922f55ab..0632b1ade 100755
--- a/proto_encoder/test/unittest/base_message_unittest.cpp
+++ b/proto_encoder/test/unittest/base_message_unittest.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2023 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at