diff --git a/dir_content_diff/__init__.py b/dir_content_diff/__init__.py
index ed7178f..9117851 100644
--- a/dir_content_diff/__init__.py
+++ b/dir_content_diff/__init__.py
@@ -4,7 +4,7 @@
 """
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/dir_content_diff/base_comparators.py b/dir_content_diff/base_comparators.py
index 0d12f69..998fc6c 100644
--- a/dir_content_diff/base_comparators.py
+++ b/dir_content_diff/base_comparators.py
@@ -1,7 +1,7 @@
 """Module containing the base comparators."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/dir_content_diff/cli/__init__.py b/dir_content_diff/cli/__init__.py
index 7e21647..9b03ce7 100644
--- a/dir_content_diff/cli/__init__.py
+++ b/dir_content_diff/cli/__init__.py
@@ -1,7 +1,7 @@
 """Main entry point of the Command Line Interface for the dir-content-diff package."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/dir_content_diff/comparators/__init__.py b/dir_content_diff/comparators/__init__.py
index daea585..df80617 100644
--- a/dir_content_diff/comparators/__init__.py
+++ b/dir_content_diff/comparators/__init__.py
@@ -1,7 +1,7 @@
 """Sub-package of dir-content-diff for specific comparators."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/dir_content_diff/comparators/morphio.py b/dir_content_diff/comparators/morphio.py
index 6e642ed..12c2788 100644
--- a/dir_content_diff/comparators/morphio.py
+++ b/dir_content_diff/comparators/morphio.py
@@ -1,7 +1,7 @@
 """Extension module to process morphology files with MorphIO and morph-tool."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/dir_content_diff/comparators/pandas.py b/dir_content_diff/comparators/pandas.py
index ee74607..a977485 100644
--- a/dir_content_diff/comparators/pandas.py
+++ b/dir_content_diff/comparators/pandas.py
@@ -1,7 +1,7 @@
 """Extension module to process files with Pandas."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/dir_content_diff/comparators/voxcell.py b/dir_content_diff/comparators/voxcell.py
index 6edf8b2..ded1a62 100644
--- a/dir_content_diff/comparators/voxcell.py
+++ b/dir_content_diff/comparators/voxcell.py
@@ -1,7 +1,7 @@
 """Extension module to process files with Voxcell."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/dir_content_diff/config.py b/dir_content_diff/config.py
index 90a9e2e..fa28d82 100644
--- a/dir_content_diff/config.py
+++ b/dir_content_diff/config.py
@@ -4,7 +4,7 @@
 """
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/dir_content_diff/core.py b/dir_content_diff/core.py
index 7a4ab3c..4ddb8a1 100644
--- a/dir_content_diff/core.py
+++ b/dir_content_diff/core.py
@@ -4,7 +4,7 @@
 """
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/dir_content_diff/parallel_utils.py b/dir_content_diff/parallel_utils.py
index 2122155..4166d49 100644
--- a/dir_content_diff/parallel_utils.py
+++ b/dir_content_diff/parallel_utils.py
@@ -5,7 +5,7 @@
 """
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/dir_content_diff/pytest_plugin.py b/dir_content_diff/pytest_plugin.py
index 2526a13..98d09bb 100644
--- a/dir_content_diff/pytest_plugin.py
+++ b/dir_content_diff/pytest_plugin.py
@@ -13,7 +13,7 @@
 """
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/dir_content_diff/registry.py b/dir_content_diff/registry.py
index fa00434..f90cadd 100644
--- a/dir_content_diff/registry.py
+++ b/dir_content_diff/registry.py
@@ -4,7 +4,7 @@
 """
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/dir_content_diff/util.py b/dir_content_diff/util.py
index a13844a..5032f03 100644
--- a/dir_content_diff/util.py
+++ b/dir_content_diff/util.py
@@ -1,7 +1,7 @@
 """Some utils used by the ``dir-content-diff`` package."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/__init__.py b/tests/__init__.py
index f364201..3d3ef04 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -1,7 +1,7 @@
 """Tests suite for the dir-content-diff package."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/comparators/__init__.py b/tests/comparators/__init__.py
index e38726b..b006bdc 100644
--- a/tests/comparators/__init__.py
+++ b/tests/comparators/__init__.py
@@ -1,7 +1,7 @@
 """Tests suite for the dir-content-diff.comparators sub-package."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/comparators/test_morphio.py b/tests/comparators/test_morphio.py
index 0c57545..bc1e1a3 100644
--- a/tests/comparators/test_morphio.py
+++ b/tests/comparators/test_morphio.py
@@ -1,7 +1,7 @@
 """Test the MorphIO extension of the ``dir-content-diff`` package."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/comparators/test_pandas.py b/tests/comparators/test_pandas.py
index 8cea0e2..c690057 100644
--- a/tests/comparators/test_pandas.py
+++ b/tests/comparators/test_pandas.py
@@ -1,7 +1,7 @@
 """Test the Pandas extension of the ``dir-content-diff`` package."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/comparators/test_voxcell.py b/tests/comparators/test_voxcell.py
index 1f6e712..89d5cdc 100644
--- a/tests/comparators/test_voxcell.py
+++ b/tests/comparators/test_voxcell.py
@@ -1,7 +1,7 @@
 """Test the Voxcell extension of the ``dir-content-diff`` package."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/conftest.py b/tests/conftest.py
index cf78f0b..9cf1f1e 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,7 +1,7 @@
 """Configuration for the pytest test suite."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/generate_test_files.py b/tests/generate_test_files.py
index d55a9be..8f2569a 100644
--- a/tests/generate_test_files.py
+++ b/tests/generate_test_files.py
@@ -1,7 +1,7 @@
 """Function to create base files used for tests."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/test_attrs_validation.py b/tests/test_attrs_validation.py
index 10291b7..fc212d5 100644
--- a/tests/test_attrs_validation.py
+++ b/tests/test_attrs_validation.py
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/test_base.py b/tests/test_base.py
index 684984f..1d5a571 100644
--- a/tests/test_base.py
+++ b/tests/test_base.py
@@ -1,7 +1,7 @@
 """Test the base features of the ``dir-content-diff`` package."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/test_cli.py b/tests/test_cli.py
index b2a8388..0ff07c8 100644
--- a/tests/test_cli.py
+++ b/tests/test_cli.py
@@ -1,7 +1,7 @@
 """Test the CLI of the ``dir-content-diff`` package."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/test_missing_deps.py b/tests/test_missing_deps.py
index 64740fe..970282a 100644
--- a/tests/test_missing_deps.py
+++ b/tests/test_missing_deps.py
@@ -1,7 +1,7 @@
 """Test comparators with missing deps."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/test_parallel_execution.py b/tests/test_parallel_execution.py
index 2f8261b..7f7ca7f 100644
--- a/tests/test_parallel_execution.py
+++ b/tests/test_parallel_execution.py
@@ -1,7 +1,7 @@
 """Test the parallel execution features of the dir-content-diff package."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/test_pytest_plugin.py b/tests/test_pytest_plugin.py
index e9cf91f..241880b 100644
--- a/tests/test_pytest_plugin.py
+++ b/tests/test_pytest_plugin.py
@@ -1,7 +1,7 @@
 """Test the pytest plugin."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/test_util.py b/tests/test_util.py
index 79a4119..e9da73a 100644
--- a/tests/test_util.py
+++ b/tests/test_util.py
@@ -1,7 +1,7 @@
 """Test the ``dir-content-diff.util`` package."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.
diff --git a/tests/test_version.py b/tests/test_version.py
index 1e25e1a..4b9d632 100644
--- a/tests/test_version.py
+++ b/tests/test_version.py
@@ -1,7 +1,7 @@
 """Test the version of the ``dir-content-diff`` package."""
 
 # LICENSE HEADER MANAGED BY add-license-header
-# Copyright (c) 2023-2025 Blue Brain Project, EPFL.
+# Copyright (c) 2023-2026 Blue Brain Project, EPFL.
 #
 # This file is part of dir-content-diff.
 # See https://github.com/BlueBrain/dir-content-diff for further info.