diff --git a/source/application/api/use_case/ad/src/AdMelSpectrogram.cc b/source/application/api/use_case/ad/src/AdMelSpectrogram.cc
index 14b9323..567af70 100644
--- a/source/application/api/use_case/ad/src/AdMelSpectrogram.cc
+++ b/source/application/api/use_case/ad/src/AdMelSpectrogram.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/source/application/api/use_case/ad/src/AdModel.cc b/source/application/api/use_case/ad/src/AdModel.cc
index 961c260..7630db5 100644
--- a/source/application/api/use_case/ad/src/AdModel.cc
+++ b/source/application/api/use_case/ad/src/AdModel.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/source/application/api/use_case/ad/src/AdProcessing.cc b/source/application/api/use_case/ad/src/AdProcessing.cc
index 5a85e96..e3e2aed 100644
--- a/source/application/api/use_case/ad/src/AdProcessing.cc
+++ b/source/application/api/use_case/ad/src/AdProcessing.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
diff --git a/source/application/api/use_case/ad/src/MelSpectrogram.cc b/source/application/api/use_case/ad/src/MelSpectrogram.cc
index ff0c536..cbda384 100644
--- a/source/application/api/use_case/ad/src/MelSpectrogram.cc
+++ b/source/application/api/use_case/ad/src/MelSpectrogram.cc
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
  * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");