diff --git a/ethosu/vela/test/extapi/test_extapi_create_payload.py b/ethosu/vela/test/extapi/test_extapi_create_payload.py
index 06dd220..0860685 100644
--- a/ethosu/vela/test/extapi/test_extapi_create_payload.py
+++ b/ethosu/vela/test/extapi/test_extapi_create_payload.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/extapi/test_extapi_encode_bias.py b/ethosu/vela/test/extapi/test_extapi_encode_bias.py
index c0a4a9a..1b9a0e2 100644
--- a/ethosu/vela/test/extapi/test_extapi_encode_bias.py
+++ b/ethosu/vela/test/extapi/test_extapi_encode_bias.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Contains unit tests for npu_encode_bias API for an external consumer
 import random
diff --git a/ethosu/vela/test/extapi/test_extapi_encode_weights.py b/ethosu/vela/test/extapi/test_extapi_encode_weights.py
index 87c504f..b16c4c1 100644
--- a/ethosu/vela/test/extapi/test_extapi_encode_weights.py
+++ b/ethosu/vela/test/extapi/test_extapi_encode_weights.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020, 2022 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Contains unit tests for npu_encode_weights API for an external consumer
 import numpy as np
diff --git a/ethosu/vela/test/extapi/test_extapi_find_block_configs.py b/ethosu/vela/test/extapi/test_extapi_find_block_configs.py
index a768f18..4182759 100644
--- a/ethosu/vela/test/extapi/test_extapi_find_block_configs.py
+++ b/ethosu/vela/test/extapi/test_extapi_find_block_configs.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/extapi/test_extapi_generate_commands.py b/ethosu/vela/test/extapi/test_extapi_generate_commands.py
index a520789..7d80b47 100644
--- a/ethosu/vela/test/extapi/test_extapi_generate_commands.py
+++ b/ethosu/vela/test/extapi/test_extapi_generate_commands.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020-2021 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020-2021 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
diff --git a/ethosu/vela/test/extapi/test_extapi_get_version.py b/ethosu/vela/test/extapi/test_extapi_get_version.py
index 779c213..1874423 100644
--- a/ethosu/vela/test/extapi/test_extapi_get_version.py
+++ b/ethosu/vela/test/extapi/test_extapi_get_version.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2020 Arm Limited or its affiliates. All rights reserved.
+# SPDX-FileCopyrightText: Copyright 2020 Arm Limited and/or its affiliates <open-source-office@arm.com>
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -13,6 +13,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+#
 # Description:
 # Contains unit tests for get API version for an external consumer
 from ethosu.vela.api import API_VERSION