diff --git a/AUTHORS.rst b/AUTHORS.rst
index 6a6966108095a45f1d03d7ead596dbceea0f1b52..0f3b2789521ce41c01827b1c45e0994bfc32ac78 100644
--- a/AUTHORS.rst
+++ b/AUTHORS.rst
@@ -1,5 +1,5 @@
 ..
-    Copyright (C) 2020-2021 TU Wien.
+    Copyright (C) 2020 - 2021 TU Wien.
 
     Invenio-Utilities-TUW is free software; you can redistribute it and/or
     modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/CHANGES.rst b/CHANGES.rst
index c98ecb0b7f29628a25b39d61b99a74021ff80ddd..25c8761cbd07107f579eae1ea58049948dfc5e81 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,5 +1,5 @@
 ..
-    Copyright (C) 2020-2021 TU Wien.
+    Copyright (C) 2020 - 2021 TU Wien.
 
     Invenio-Utilities-TUW is free software; you can redistribute it and/or
     modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/LICENSE b/LICENSE
index 5bbd48df13b7eca97d61f8525cf7a4e1a6b822dc..5a4efe139a5835f2a96e059b6855ea02886e6141 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (C) 2020-2021 TU Wien.
+Copyright (C) 2020 - 2021 TU Wien.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
 this software and associated documentation files (the "Software"), to deal in
diff --git a/MANIFEST.in b/MANIFEST.in
index 78c5afcb2e9a6297e846b827534943b6cfd5c037..3d8965699874bf46a3d30349c1823c7b7f46cd45 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/README.rst b/README.rst
index 4fdbde0c3deaceea8b9aa9d2b9cc84572f74a30c..c3d39d800aa72ef2af86ad99d81134d57b90e314 100644
--- a/README.rst
+++ b/README.rst
@@ -1,5 +1,5 @@
 ..
-    Copyright (C) 2020-2021 TU Wien.
+    Copyright (C) 2020 - 2021 TU Wien.
 
     Invenio-Utilities-TUW is free software; you can redistribute it and/or
     modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/babel.ini b/babel.ini
index b458660bdba347b2ba109b707dfbbe165b8806ad..abf211fd9b822e4fdfcbda444e6bee4e0d0d3dfb 100644
--- a/babel.ini
+++ b/babel.ini
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/docs/api.rst b/docs/api.rst
index d8b2fd2b786c3d234cfdbc6ba9e9a42ab3f310a4..6892cb526e999fff52263372eac965c5923cdc62 100644
--- a/docs/api.rst
+++ b/docs/api.rst
@@ -1,5 +1,5 @@
 ..
-    Copyright (C) 2020-2021 TU Wien.
+    Copyright (C) 2020 - 2021 TU Wien.
 
     Invenio-Utilities-TUW is free software; you can redistribute it and/or
     modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/docs/authors.rst b/docs/authors.rst
index 91e50c0ca364b953d778e5337e190278e10ff5f9..53c38334cbf6773e1ddaa2f62ec262232aaf3395 100644
--- a/docs/authors.rst
+++ b/docs/authors.rst
@@ -1,5 +1,5 @@
 ..
-    Copyright (C) 2020-2021 TU Wien.
+    Copyright (C) 2020 - 2021 TU Wien.
 
     Invenio-Utilities-TUW is free software; you can redistribute it and/or
     modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/docs/changes.rst b/docs/changes.rst
index b6aa6d0a51e992213edc51d610091b7d4d90bef6..319ff8130fb0c726b7f1f32d2c88a56722061045 100644
--- a/docs/changes.rst
+++ b/docs/changes.rst
@@ -1,5 +1,5 @@
 ..
-    Copyright (C) 2020-2021 TU Wien.
+    Copyright (C) 2020 - 2021 TU Wien.
 
     Invenio-Utilities-TUW is free software; you can redistribute it and/or
     modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/docs/conf.py b/docs/conf.py
index b20865598b5f77b471b824742d292c62d792946c..dcec7ccc5a04376f03b2a17aa46c77d596a6d80a 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/docs/configuration.rst b/docs/configuration.rst
index da9d97f54b80767096aed89492b9c0e0eb2d3d7c..178a288f9bb2d650232982f2c716d31b2f127a97 100644
--- a/docs/configuration.rst
+++ b/docs/configuration.rst
@@ -1,5 +1,5 @@
 ..
-    Copyright (C) 2020-2021 TU Wien.
+    Copyright (C) 2020 - 2021 TU Wien.
 
     Invenio-Utilities-TUW is free software; you can redistribute it and/or
     modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/docs/contributing.rst b/docs/contributing.rst
index 2283749c1c7ce7c9185551108c3839a207c080ba..c6f5a12b9b4682b7c6a5aedd7cbf8a44d390ce41 100644
--- a/docs/contributing.rst
+++ b/docs/contributing.rst
@@ -1,5 +1,5 @@
 ..
-    Copyright (C) 2020-2021 TU Wien.
+    Copyright (C) 2020 - 2021 TU Wien.
 
     Invenio-Utilities-TUW is free software; you can redistribute it and/or
     modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/docs/index.rst b/docs/index.rst
index ae8b493c504852596dea4af56899d01ccc706b0a..bee1636f8600d15a39c5410f405f20dbd54a67f8 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -1,5 +1,5 @@
 ..
-    Copyright (C) 2020-2021 TU Wien.
+    Copyright (C) 2020 - 2021 TU Wien.
 
     Invenio-Utilities-TUW is free software; you can redistribute it and/or
     modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/docs/installation.rst b/docs/installation.rst
index f128522108e89577f93f7b4e734dc8a0d3ad5360..d69fcb8c92679f17e54849e0d338e0956b33d32c 100644
--- a/docs/installation.rst
+++ b/docs/installation.rst
@@ -1,5 +1,5 @@
 ..
-    Copyright (C) 2020-2021 TU Wien.
+    Copyright (C) 2020 - 2021 TU Wien.
 
     Invenio-Utilities-TUW is free software; you can redistribute it and/or
     modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/docs/usage.rst b/docs/usage.rst
index 5dc6095cd600cfe952fbc713591d09cbd3df9d24..27467ca07590442101ba1864d66e23c48b26a17a 100644
--- a/docs/usage.rst
+++ b/docs/usage.rst
@@ -1,5 +1,5 @@
 ..
-    Copyright (C) 2020-2021 TU Wien.
+    Copyright (C) 2020 - 2021 TU Wien.
 
     Invenio-Utilities-TUW is free software; you can redistribute it and/or
     modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/__init__.py b/invenio_utilities_tuw/__init__.py
index e4fd1f6dc30566e7aa3b8011bef38d65c33d2a55..7b63c82f50b26b98eeb9f94ad6d766c223976f70 100644
--- a/invenio_utilities_tuw/__init__.py
+++ b/invenio_utilities_tuw/__init__.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/cli/__init__.py b/invenio_utilities_tuw/cli/__init__.py
index b8df2d47675f8f7e3f47b295fda6dfac0873214a..117c642fc9ed3087cf343bce03b8e0a25636f821 100644
--- a/invenio_utilities_tuw/cli/__init__.py
+++ b/invenio_utilities_tuw/cli/__init__.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/cli/cli.py b/invenio_utilities_tuw/cli/cli.py
index 538559a2bfe12e2f67d289998a1f0438bc704e6e..0bfe1efd9a9999ccbab78a0efb20f8bb78e2341e 100644
--- a/invenio_utilities_tuw/cli/cli.py
+++ b/invenio_utilities_tuw/cli/cli.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/cli/drafts.py b/invenio_utilities_tuw/cli/drafts.py
index 704ee28b90d460e57122039c802b40972548b00c..59a779084b0ddbb7149125bc04b566303733233c 100644
--- a/invenio_utilities_tuw/cli/drafts.py
+++ b/invenio_utilities_tuw/cli/drafts.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/cli/files.py b/invenio_utilities_tuw/cli/files.py
index 293b34fe5f49b45557479066f3efc2635b2bb6a1..006b0be386f4a51ccd55a174e486b8a4aa68b6f0 100644
--- a/invenio_utilities_tuw/cli/files.py
+++ b/invenio_utilities_tuw/cli/files.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/cli/options.py b/invenio_utilities_tuw/cli/options.py
index afe860b7115d247148a2c3b6fbbdfad6b11151c1..c0cb2a2dbb0ea0f84fde38a0454fad6d42201a68 100644
--- a/invenio_utilities_tuw/cli/options.py
+++ b/invenio_utilities_tuw/cli/options.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/cli/records.py b/invenio_utilities_tuw/cli/records.py
index 0363e276e19342a0839311ac58a2e9508d935c84..3ec28d897545f4abb9f0aa9428894316996268c5 100644
--- a/invenio_utilities_tuw/cli/records.py
+++ b/invenio_utilities_tuw/cli/records.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/cli/users.py b/invenio_utilities_tuw/cli/users.py
index eb25c876f2088080ddd003c6eab8874eba3c692b..a2a8a18099e33f526a34e42e003185289550e56b 100644
--- a/invenio_utilities_tuw/cli/users.py
+++ b/invenio_utilities_tuw/cli/users.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/cli/utils.py b/invenio_utilities_tuw/cli/utils.py
index 94e6a57ed1ed9dce482ba65d12cb1d82ed656b4b..20e4a6f1ab48c627f11d8cb452734d63e6845bea 100644
--- a/invenio_utilities_tuw/cli/utils.py
+++ b/invenio_utilities_tuw/cli/utils.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/config.py b/invenio_utilities_tuw/config.py
index 80b7a29a7fc1920df2975b824555fdef694f9002..f9dfaf404789cbe2341ba4fab82f8a27e4cd2281 100644
--- a/invenio_utilities_tuw/config.py
+++ b/invenio_utilities_tuw/config.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/ext.py b/invenio_utilities_tuw/ext.py
index 385be69ff567c466d5905ff3a2791a8b9c09761b..ab88fbe69418bb0216803ce1dd4572441a5e4843 100644
--- a/invenio_utilities_tuw/ext.py
+++ b/invenio_utilities_tuw/ext.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/utils.py b/invenio_utilities_tuw/utils.py
index dcf538986a1a153436eb3dd5a23979e9723b60cd..90a93d1683bb54f04c212a1f53777c2111de90e6 100644
--- a/invenio_utilities_tuw/utils.py
+++ b/invenio_utilities_tuw/utils.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/version.py b/invenio_utilities_tuw/version.py
index aa80f6293ccf29591eb2f2b9bdd3f2e69607fbc2..9deacf3a746686506592e8aa2615502951d181a2 100644
--- a/invenio_utilities_tuw/version.py
+++ b/invenio_utilities_tuw/version.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/invenio_utilities_tuw/views.py b/invenio_utilities_tuw/views.py
index 9193d301344fac7514c1f37b73de2b9c0dd08f8d..5e9b25bdbec993350e68dd73dcbfb89d866c28c5 100644
--- a/invenio_utilities_tuw/views.py
+++ b/invenio_utilities_tuw/views.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/pytest.ini b/pytest.ini
index 19240249646b7bcee509dbd69fae480e9b9f1b6f..97614cf5b8f7f2bb2748c21fe949d512352d870c 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/requirements-devel.txt b/requirements-devel.txt
index c2b4476f301fa243dd428968016539b2e41e11db..c32ad32d5fb5757f670e13f4b849e4114ca62955 100644
--- a/requirements-devel.txt
+++ b/requirements-devel.txt
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/run-tests.sh b/run-tests.sh
index 6705eb8172194df8a88cf18835ef7c7ac027de6f..c7e6b1d8d0ee386fee318c5fc20a2a81b0b78823 100755
--- a/run-tests.sh
+++ b/run-tests.sh
@@ -1,7 +1,7 @@
 #!/usr/bin/env sh
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/setup.cfg b/setup.cfg
index c060379c641876eef2fac14c29578c31fc882817..d690f9a155ce75d472029eabf0cf341d63cee770 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/setup.py b/setup.py
index d668bd04e0fbac63ebb53681e7ad2515a9ede16a..ae16066526b65d3b1b18cd791aa30f432ba7f95b 100644
--- a/setup.py
+++ b/setup.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/tests/conftest.py b/tests/conftest.py
index 1ad650c14ae5ebd1b02d6762b3b428d20345aa43..f500617bb0e1e3358e62a6817ed8540f4d39db3c 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more
diff --git a/tests/test_invenio_utilities_tuw.py b/tests/test_invenio_utilities_tuw.py
index 83385a3524ce73edf0c7c745e52bd754d04ade3a..9b0793782effa14e8e5bdfe5ce95134cba885c31 100644
--- a/tests/test_invenio_utilities_tuw.py
+++ b/tests/test_invenio_utilities_tuw.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2020-2021 TU Wien.
+# Copyright (C) 2020 - 2021 TU Wien.
 #
 # Invenio-Utilities-TUW is free software; you can redistribute it and/or
 # modify it under the terms of the MIT License; see LICENSE file for more