diff --git a/include/duckhandy/MaxSizedArray.hpp b/include/duckhandy/MaxSizedArray.hpp
index 1aee9f7..8bdf2aa 100644
--- a/include/duckhandy/MaxSizedArray.hpp
+++ b/include/duckhandy/MaxSizedArray.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/MaxSizedArray.inl b/include/duckhandy/MaxSizedArray.inl
index 39fbfa5..2e05f48 100644
--- a/include/duckhandy/MaxSizedArray.inl
+++ b/include/duckhandy/MaxSizedArray.inl
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/bitfield_pack.hpp b/include/duckhandy/bitfield_pack.hpp
index a6fb188..2401e2e 100644
--- a/include/duckhandy/bitfield_pack.hpp
+++ b/include/duckhandy/bitfield_pack.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/cmake_on_off.h b/include/duckhandy/cmake_on_off.h
index cdeb72c..d40f237 100644
--- a/include/duckhandy/cmake_on_off.h
+++ b/include/duckhandy/cmake_on_off.h
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/compatibility.h b/include/duckhandy/compatibility.h
index 6c45574..9a472a1 100644
--- a/include/duckhandy/compatibility.h
+++ b/include/duckhandy/compatibility.h
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/ducktypes.hpp b/include/duckhandy/ducktypes.hpp
index d20bb88..60b3791 100644
--- a/include/duckhandy/ducktypes.hpp
+++ b/include/duckhandy/ducktypes.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/endianness.hpp b/include/duckhandy/endianness.hpp
index f0e0ee8..8ad30a8 100644
--- a/include/duckhandy/endianness.hpp
+++ b/include/duckhandy/endianness.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/implem/AutomemBase.hpp b/include/duckhandy/implem/AutomemBase.hpp
index 3f041e0..104c996 100644
--- a/include/duckhandy/implem/AutomemBase.hpp
+++ b/include/duckhandy/implem/AutomemBase.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/implem/AutomemBase.inl b/include/duckhandy/implem/AutomemBase.inl
index 83ab295..67b36bc 100644
--- a/include/duckhandy/implem/AutomemBase.inl
+++ b/include/duckhandy/implem/AutomemBase.inl
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/implem/IteratorOnPtr.hpp b/include/duckhandy/implem/IteratorOnPtr.hpp
index 2e3ba20..a060045 100644
--- a/include/duckhandy/implem/IteratorOnPtr.hpp
+++ b/include/duckhandy/implem/IteratorOnPtr.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/implem/int_conv.hpp b/include/duckhandy/implem/int_conv.hpp
index bb869fe..d7048ec 100644
--- a/include/duckhandy/implem/int_conv.hpp
+++ b/include/duckhandy/implem/int_conv.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/implem/reversed_sized_array_bt.hpp b/include/duckhandy/implem/reversed_sized_array_bt.hpp
index bd6d967..15caa78 100644
--- a/include/duckhandy/implem/reversed_sized_array_bt.hpp
+++ b/include/duckhandy/implem/reversed_sized_array_bt.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/int_conv.hpp b/include/duckhandy/int_conv.hpp
index 02f6426..2f63722 100644
--- a/include/duckhandy/int_conv.hpp
+++ b/include/duckhandy/int_conv.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/int_types.hpp b/include/duckhandy/int_types.hpp
index bbd895b..25b39de 100644
--- a/include/duckhandy/int_types.hpp
+++ b/include/duckhandy/int_types.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/lengthof.h b/include/duckhandy/lengthof.h
index 4a1575b..c60dd3d 100644
--- a/include/duckhandy/lengthof.h
+++ b/include/duckhandy/lengthof.h
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/resource_pool.hpp b/include/duckhandy/resource_pool.hpp
index 8a1c081..5a1f560 100644
--- a/include/duckhandy/resource_pool.hpp
+++ b/include/duckhandy/resource_pool.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/sequence_bt.hpp b/include/duckhandy/sequence_bt.hpp
index 887c5a3..53e617b 100644
--- a/include/duckhandy/sequence_bt.hpp
+++ b/include/duckhandy/sequence_bt.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/string_bt.hpp b/include/duckhandy/string_bt.hpp
index 9116a6d..f4962d2 100644
--- a/include/duckhandy/string_bt.hpp
+++ b/include/duckhandy/string_bt.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/stringize.h b/include/duckhandy/stringize.h
index 55008db..e8b6abe 100644
--- a/include/duckhandy/stringize.h
+++ b/include/duckhandy/stringize.h
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/test/unit/bitfield_pack_test.cpp b/test/unit/bitfield_pack_test.cpp
index 0ab818d..38e054f 100644
--- a/test/unit/bitfield_pack_test.cpp
+++ b/test/unit/bitfield_pack_test.cpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/test/unit/endianness_test.cpp b/test/unit/endianness_test.cpp
index 2f8e609..42aae88 100644
--- a/test/unit/endianness_test.cpp
+++ b/test/unit/endianness_test.cpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/test/unit/int_conv_test.cpp b/test/unit/int_conv_test.cpp
index 75497eb..9b947f3 100644
--- a/test/unit/int_conv_test.cpp
+++ b/test/unit/int_conv_test.cpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/test/unit/main.cpp b/test/unit/main.cpp
index 10d7bef..9931d36 100644
--- a/test/unit/main.cpp
+++ b/test/unit/main.cpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/test/unit/resource_pool_test.cpp b/test/unit/resource_pool_test.cpp
index 873f540..3620ec6 100644
--- a/test/unit/resource_pool_test.cpp
+++ b/test/unit/resource_pool_test.cpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/test/unit/reversed_sized_array_test.cpp b/test/unit/reversed_sized_array_test.cpp
index 01c0052..279ccb4 100644
--- a/test/unit/reversed_sized_array_test.cpp
+++ b/test/unit/reversed_sized_array_test.cpp
@@ -1,4 +1,4 @@
-/* Copyright 2016-2018 Michele Santullo
+/* Copyright 2016-2020 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify