diff --git a/.flake8 b/.flake8
index 31a787d5..54c886f2 100644
--- a/.flake8
+++ b/.flake8
@@ -18,3 +18,26 @@ ignore =
     ANN101,ANN102
     # ignore ANN401 for dynamically typed *args and **kwargs
     ANN401
+
+## https://pypi.org/project/flake8-copyright-validator/
+lines-to-exclude =
+    '#!/usr/bin/env python'
+
+## https://pypi.org/project/flake8-copyright-validator/
+copyright-text =
+    '# This file is part of CycloneDX Python'
+    '#'
+    '# 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'
+    '#'
+    '#     http://www.apache.org/licenses/LICENSE-2.0'
+    '#'
+    '# Unless required by applicable law or agreed to in writing, software'
+    '# distributed under the License is distributed on an "AS IS" BASIS,'
+    '# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.'
+    '# See the License for the specific language governing permissions and'
+    '# limitations under the License.'
+    '#'
+    '# SPDX-License-Identifier: Apache-2.0'
+    '# Copyright (c) OWASP Foundation. All Rights Reserved.'
diff --git a/cyclonedx_py/__init__.py b/cyclonedx_py/__init__.py
index f188e778..afbb430a 100644
--- a/cyclonedx_py/__init__.py
+++ b/cyclonedx_py/__init__.py
@@ -1,3 +1,5 @@
+# This file is part of CycloneDX Python
+#
 # 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/cyclonedx_py/__main__.py b/cyclonedx_py/__main__.py
index 2508a510..366384f7 100644
--- a/cyclonedx_py/__main__.py
+++ b/cyclonedx_py/__main__.py
@@ -1,3 +1,5 @@
+# This file is part of CycloneDX Python
+#
 # 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/cyclonedx_py/_internal/__init__.py b/cyclonedx_py/_internal/__init__.py
index 8f5c5397..0fec109a 100644
--- a/cyclonedx_py/_internal/__init__.py
+++ b/cyclonedx_py/_internal/__init__.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/cli.py b/cyclonedx_py/_internal/cli.py
index 3f60ea2e..d8efc472 100644
--- a/cyclonedx_py/_internal/cli.py
+++ b/cyclonedx_py/_internal/cli.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/cli_common.py b/cyclonedx_py/_internal/cli_common.py
index 6397f6fa..57028a31 100644
--- a/cyclonedx_py/_internal/cli_common.py
+++ b/cyclonedx_py/_internal/cli_common.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/environment.py b/cyclonedx_py/_internal/environment.py
index 9ebe2e2f..5b67ce10 100644
--- a/cyclonedx_py/_internal/environment.py
+++ b/cyclonedx_py/_internal/environment.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/pipenv.py b/cyclonedx_py/_internal/pipenv.py
index fa0360bc..b226c106 100644
--- a/cyclonedx_py/_internal/pipenv.py
+++ b/cyclonedx_py/_internal/pipenv.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/poetry.py b/cyclonedx_py/_internal/poetry.py
index 6506c8ca..81be8648 100644
--- a/cyclonedx_py/_internal/poetry.py
+++ b/cyclonedx_py/_internal/poetry.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/requirements.py b/cyclonedx_py/_internal/requirements.py
index 8ef785d6..e3634a78 100644
--- a/cyclonedx_py/_internal/requirements.py
+++ b/cyclonedx_py/_internal/requirements.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/utils/args.py b/cyclonedx_py/_internal/utils/args.py
index bf576ce3..aa1c7398 100644
--- a/cyclonedx_py/_internal/utils/args.py
+++ b/cyclonedx_py/_internal/utils/args.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/utils/cdx.py b/cyclonedx_py/_internal/utils/cdx.py
index dd670a63..b6abc6f5 100644
--- a/cyclonedx_py/_internal/utils/cdx.py
+++ b/cyclonedx_py/_internal/utils/cdx.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/utils/io.py b/cyclonedx_py/_internal/utils/io.py
index c80d5f0c..e0c1de93 100644
--- a/cyclonedx_py/_internal/utils/io.py
+++ b/cyclonedx_py/_internal/utils/io.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/utils/license_trove_classifier.py b/cyclonedx_py/_internal/utils/license_trove_classifier.py
index f1141d4b..c669ba3e 100644
--- a/cyclonedx_py/_internal/utils/license_trove_classifier.py
+++ b/cyclonedx_py/_internal/utils/license_trove_classifier.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/utils/mimetypes.py b/cyclonedx_py/_internal/utils/mimetypes.py
index 4c446602..83ecd113 100644
--- a/cyclonedx_py/_internal/utils/mimetypes.py
+++ b/cyclonedx_py/_internal/utils/mimetypes.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/utils/packaging.py b/cyclonedx_py/_internal/utils/packaging.py
index db73408f..f4be9849 100644
--- a/cyclonedx_py/_internal/utils/packaging.py
+++ b/cyclonedx_py/_internal/utils/packaging.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/utils/pep610.py b/cyclonedx_py/_internal/utils/pep610.py
index 83196cfb..54c55699 100644
--- a/cyclonedx_py/_internal/utils/pep610.py
+++ b/cyclonedx_py/_internal/utils/pep610.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/utils/pep621.py b/cyclonedx_py/_internal/utils/pep621.py
index 3c4e1085..f8caf6e9 100644
--- a/cyclonedx_py/_internal/utils/pep621.py
+++ b/cyclonedx_py/_internal/utils/pep621.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/utils/pep639.py b/cyclonedx_py/_internal/utils/pep639.py
index 6aa73bf3..c9cb53ca 100644
--- a/cyclonedx_py/_internal/utils/pep639.py
+++ b/cyclonedx_py/_internal/utils/pep639.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/utils/poetry.py b/cyclonedx_py/_internal/utils/poetry.py
index 9b2a9ad4..b09710b4 100644
--- a/cyclonedx_py/_internal/utils/poetry.py
+++ b/cyclonedx_py/_internal/utils/poetry.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/utils/pyproject.py b/cyclonedx_py/_internal/utils/pyproject.py
index 5719936f..ee04726f 100644
--- a/cyclonedx_py/_internal/utils/pyproject.py
+++ b/cyclonedx_py/_internal/utils/pyproject.py
@@ -1,7 +1,24 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
+
 # use pyproject from pep621
 # use pyproject from poetry implementation
 
-
 from typing import TYPE_CHECKING, Any, Dict, Iterator
 
 from .pep621 import project2component, project2dependencies
diff --git a/cyclonedx_py/_internal/utils/secret.py b/cyclonedx_py/_internal/utils/secret.py
index 341dd278..92b81c53 100644
--- a/cyclonedx_py/_internal/utils/secret.py
+++ b/cyclonedx_py/_internal/utils/secret.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/cyclonedx_py/_internal/utils/toml.py b/cyclonedx_py/_internal/utils/toml.py
index 47fe6e77..f52a3176 100644
--- a/cyclonedx_py/_internal/utils/toml.py
+++ b/cyclonedx_py/_internal/utils/toml.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/pyproject.toml b/pyproject.toml
index be2ce0be..8b2d9b30 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -101,6 +101,7 @@ pip = ">=23.0"
 pipenv = ">=2023.11.5"
 poetry = "^1.7"
 pdm = "^2.11"
+flake8-copyright-validator = "^0.0.1"
 
 
 
diff --git a/tests/__init__.py b/tests/__init__.py
index c8baafd5..0205481e 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/_data/infiles/_helpers/local_pckages/a/module_a.py b/tests/_data/infiles/_helpers/local_pckages/a/module_a.py
index e804bc1a..b049438e 100644
--- a/tests/_data/infiles/_helpers/local_pckages/a/module_a.py
+++ b/tests/_data/infiles/_helpers/local_pckages/a/module_a.py
@@ -1,3 +1,5 @@
+# This file is part of CycloneDX Python
+#
 # 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/tests/_data/infiles/_helpers/local_pckages/b/module_b.py b/tests/_data/infiles/_helpers/local_pckages/b/module_b.py
index e23e0482..757a1f7b 100644
--- a/tests/_data/infiles/_helpers/local_pckages/b/module_b.py
+++ b/tests/_data/infiles/_helpers/local_pckages/b/module_b.py
@@ -1,3 +1,5 @@
+# This file is part of CycloneDX Python
+#
 # 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/tests/_data/infiles/_helpers/local_pckages/c/module_c.py b/tests/_data/infiles/_helpers/local_pckages/c/module_c.py
index 8cc519ad..78821cf2 100644
--- a/tests/_data/infiles/_helpers/local_pckages/c/module_c.py
+++ b/tests/_data/infiles/_helpers/local_pckages/c/module_c.py
@@ -1,3 +1,5 @@
+# This file is part of CycloneDX Python
+#
 # 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/tests/_data/infiles/_helpers/pypi-proxy.py b/tests/_data/infiles/_helpers/pypi-proxy.py
index 94f08255..57d333f4 100755
--- a/tests/_data/infiles/_helpers/pypi-proxy.py
+++ b/tests/_data/infiles/_helpers/pypi-proxy.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/_data/infiles/environment/editable-self/init.py b/tests/_data/infiles/environment/editable-self/init.py
index a3a7d080..1b66d213 100644
--- a/tests/_data/infiles/environment/editable-self/init.py
+++ b/tests/_data/infiles/environment/editable-self/init.py
@@ -1,3 +1,20 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
 """
 initialize this testbed.
 """
diff --git a/tests/_data/infiles/environment/local/init.py b/tests/_data/infiles/environment/local/init.py
index 7bfa4f1d..e77d7977 100644
--- a/tests/_data/infiles/environment/local/init.py
+++ b/tests/_data/infiles/environment/local/init.py
@@ -1,3 +1,20 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
 """
 initialize this testbed.
 """
diff --git a/tests/_data/infiles/environment/no-deps/init.py b/tests/_data/infiles/environment/no-deps/init.py
index 537b90ab..e04a6b6a 100644
--- a/tests/_data/infiles/environment/no-deps/init.py
+++ b/tests/_data/infiles/environment/no-deps/init.py
@@ -1,3 +1,20 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
 """
 initialize this testbed.
 """
diff --git a/tests/_data/infiles/environment/normalize-packagename/init.py b/tests/_data/infiles/environment/normalize-packagename/init.py
index baca3940..da24bf0e 100644
--- a/tests/_data/infiles/environment/normalize-packagename/init.py
+++ b/tests/_data/infiles/environment/normalize-packagename/init.py
@@ -1,3 +1,20 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
 """
 initialize this testbed.
 """
diff --git a/tests/_data/infiles/environment/private-packages/init.py b/tests/_data/infiles/environment/private-packages/init.py
index c0d68d68..fa285057 100644
--- a/tests/_data/infiles/environment/private-packages/init.py
+++ b/tests/_data/infiles/environment/private-packages/init.py
@@ -1,3 +1,20 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
 """
 initialize this testbed.
 """
diff --git a/tests/_data/infiles/environment/via-pdm/init.py b/tests/_data/infiles/environment/via-pdm/init.py
index 7e68e313..6b05cebb 100644
--- a/tests/_data/infiles/environment/via-pdm/init.py
+++ b/tests/_data/infiles/environment/via-pdm/init.py
@@ -1,3 +1,20 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
 """
 initialize this testbed.
 """
diff --git a/tests/_data/infiles/environment/via-pipenv/init.py b/tests/_data/infiles/environment/via-pipenv/init.py
index 2b89aaf1..20bb1d3b 100644
--- a/tests/_data/infiles/environment/via-pipenv/init.py
+++ b/tests/_data/infiles/environment/via-pipenv/init.py
@@ -1,3 +1,20 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
 """
 initialize this testbed.
 """
diff --git a/tests/_data/infiles/environment/via-poetry/dummy.py b/tests/_data/infiles/environment/via-poetry/dummy.py
index e69de29b..e6cc2315 100644
--- a/tests/_data/infiles/environment/via-poetry/dummy.py
+++ b/tests/_data/infiles/environment/via-poetry/dummy.py
@@ -0,0 +1,16 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
diff --git a/tests/_data/infiles/environment/via-poetry/init.py b/tests/_data/infiles/environment/via-poetry/init.py
index 7decdf04..7634c7ae 100644
--- a/tests/_data/infiles/environment/via-poetry/init.py
+++ b/tests/_data/infiles/environment/via-poetry/init.py
@@ -1,3 +1,20 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
 """
 initialize this testbed.
 """
diff --git a/tests/_data/infiles/environment/with-extras/init.py b/tests/_data/infiles/environment/with-extras/init.py
index c189c62e..307a3b35 100644
--- a/tests/_data/infiles/environment/with-extras/init.py
+++ b/tests/_data/infiles/environment/with-extras/init.py
@@ -1,3 +1,20 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
 """
 initialize this testbed.
 """
diff --git a/tests/_data/infiles/environment/with-license-file/init.py b/tests/_data/infiles/environment/with-license-file/init.py
index 38a6cfcb..48c23beb 100644
--- a/tests/_data/infiles/environment/with-license-file/init.py
+++ b/tests/_data/infiles/environment/with-license-file/init.py
@@ -1,3 +1,20 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
 """
 initialize this testbed.
 """
diff --git a/tests/_data/infiles/environment/with-license-pep639/init.py b/tests/_data/infiles/environment/with-license-pep639/init.py
index 3f9aa34d..bee6fe0d 100644
--- a/tests/_data/infiles/environment/with-license-pep639/init.py
+++ b/tests/_data/infiles/environment/with-license-pep639/init.py
@@ -1,3 +1,20 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
 """
 initialize this testbed.
 """
diff --git a/tests/_data/infiles/environment/with-license-text/init.py b/tests/_data/infiles/environment/with-license-text/init.py
index 9998905e..4cb7c374 100644
--- a/tests/_data/infiles/environment/with-license-text/init.py
+++ b/tests/_data/infiles/environment/with-license-text/init.py
@@ -1,3 +1,20 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
 """
 initialize this testbed.
 """
diff --git a/tests/_data/infiles/environment/with-urls/init.py b/tests/_data/infiles/environment/with-urls/init.py
index d0b1a257..52833bd3 100644
--- a/tests/_data/infiles/environment/with-urls/init.py
+++ b/tests/_data/infiles/environment/with-urls/init.py
@@ -1,3 +1,20 @@
+# This file is part of CycloneDX Python
+#
+# 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
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# Copyright (c) OWASP Foundation. All Rights Reserved.
+
 """
 initialize this testbed.
 """
diff --git a/tests/functional/__init__.py b/tests/functional/__init__.py
index c2926fb2..e6cc2315 100644
--- a/tests/functional/__init__.py
+++ b/tests/functional/__init__.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/functional/test_license_trove_classifier.py b/tests/functional/test_license_trove_classifier.py
index 9b554575..60e781fa 100644
--- a/tests/functional/test_license_trove_classifier.py
+++ b/tests/functional/test_license_trove_classifier.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/integration/__init__.py b/tests/integration/__init__.py
index c2926fb2..e6cc2315 100644
--- a/tests/integration/__init__.py
+++ b/tests/integration/__init__.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/integration/test_cli.py b/tests/integration/test_cli.py
index 410bebb0..d92be20b 100644
--- a/tests/integration/test_cli.py
+++ b/tests/integration/test_cli.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/integration/test_cli_environment.py b/tests/integration/test_cli_environment.py
index e5ffdc3b..bbe24b4a 100644
--- a/tests/integration/test_cli_environment.py
+++ b/tests/integration/test_cli_environment.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/integration/test_cli_pipenv.py b/tests/integration/test_cli_pipenv.py
index 04041e7e..b03d26f4 100644
--- a/tests/integration/test_cli_pipenv.py
+++ b/tests/integration/test_cli_pipenv.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/integration/test_cli_poetry.py b/tests/integration/test_cli_poetry.py
index 8286b4e8..7877eafb 100644
--- a/tests/integration/test_cli_poetry.py
+++ b/tests/integration/test_cli_poetry.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/integration/test_cli_requirements.py b/tests/integration/test_cli_requirements.py
index 60cc19ef..1703ca4f 100644
--- a/tests/integration/test_cli_requirements.py
+++ b/tests/integration/test_cli_requirements.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/unit/__init__.py b/tests/unit/__init__.py
index c2926fb2..e6cc2315 100644
--- a/tests/unit/__init__.py
+++ b/tests/unit/__init__.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/tests/unit/test_cli.py b/tests/unit/test_cli.py
index aff2ff06..809f43d0 100644
--- a/tests/unit/test_cli.py
+++ b/tests/unit/test_cli.py
@@ -1,4 +1,4 @@
-# This file is part of CycloneDX Python Lib
+# This file is part of CycloneDX Python
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.