diff --git a/include/duckhandy/MaxSizedArray.hpp b/include/duckhandy/MaxSizedArray.hpp
index 72d3804..1aee9f7 100644
--- a/include/duckhandy/MaxSizedArray.hpp
+++ b/include/duckhandy/MaxSizedArray.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016, Michele Santullo
+/* Copyright 2016-2018 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 6b804cc..39fbfa5 100644
--- a/include/duckhandy/MaxSizedArray.inl
+++ b/include/duckhandy/MaxSizedArray.inl
@@ -1,4 +1,4 @@
-/* Copyright 2016, Michele Santullo
+/* Copyright 2016-2018 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 554aeee..cdeb72c 100644
--- a/include/duckhandy/cmake_on_off.h
+++ b/include/duckhandy/cmake_on_off.h
@@ -1,4 +1,4 @@
-/* Copyright 2016, Michele Santullo
+/* Copyright 2016-2018 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 6704b1d..6c45574 100644
--- a/include/duckhandy/compatibility.h
+++ b/include/duckhandy/compatibility.h
@@ -1,4 +1,4 @@
-/* Copyright 2016, Michele Santullo
+/* Copyright 2016-2018 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 6336258..d20bb88 100644
--- a/include/duckhandy/ducktypes.hpp
+++ b/include/duckhandy/ducktypes.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016, 2017 Michele Santullo
+/* Copyright 2016-2018 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 cc7cb08..f0e0ee8 100644
--- a/include/duckhandy/endianness.hpp
+++ b/include/duckhandy/endianness.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016, 2017 Michele Santullo
+/* Copyright 2016-2018 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 1a25461..3f041e0 100644
--- a/include/duckhandy/implem/AutomemBase.hpp
+++ b/include/duckhandy/implem/AutomemBase.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016, Michele Santullo
+/* Copyright 2016-2018 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 65bd579..83ab295 100644
--- a/include/duckhandy/implem/AutomemBase.inl
+++ b/include/duckhandy/implem/AutomemBase.inl
@@ -1,4 +1,4 @@
-/* Copyright 2016, Michele Santullo
+/* Copyright 2016-2018 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 0bddefc..2e3ba20 100644
--- a/include/duckhandy/implem/IteratorOnPtr.hpp
+++ b/include/duckhandy/implem/IteratorOnPtr.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016, Michele Santullo
+/* Copyright 2016-2018 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 65faa5d..b59dad7 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, Michele Santullo
+/* Copyright 2016-2018 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 a8a3d13..82125df 100644
--- a/include/duckhandy/int_conv.hpp
+++ b/include/duckhandy/int_conv.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016, 2017 Michele Santullo
+/* Copyright 2016-2018 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_to_string_ary.hpp b/include/duckhandy/int_to_string_ary.hpp
index 22513ac..98ae0c0 100644
--- a/include/duckhandy/int_to_string_ary.hpp
+++ b/include/duckhandy/int_to_string_ary.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2017 Michele Santullo
+/* Copyright 2016-2018 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 290bb95..bbd895b 100644
--- a/include/duckhandy/int_types.hpp
+++ b/include/duckhandy/int_types.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016, 2017 Michele Santullo
+/* Copyright 2016-2018 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 f4fdc9e..4a1575b 100644
--- a/include/duckhandy/lengthof.h
+++ b/include/duckhandy/lengthof.h
@@ -1,4 +1,4 @@
-/* Copyright 2016, Michele Santullo
+/* Copyright 2016-2018 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify
diff --git a/include/duckhandy/lexical_cast.hpp b/include/duckhandy/lexical_cast.hpp
index 31bef99..3a63d85 100644
--- a/include/duckhandy/lexical_cast.hpp
+++ b/include/duckhandy/lexical_cast.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016, 2017 Michele Santullo
+/* Copyright 2016-2018 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 6bcd4e0..887c5a3 100644
--- a/include/duckhandy/sequence_bt.hpp
+++ b/include/duckhandy/sequence_bt.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016, Michele Santullo
+/* Copyright 2016-2018 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 927b91f..9116a6d 100644
--- a/include/duckhandy/string_bt.hpp
+++ b/include/duckhandy/string_bt.hpp
@@ -1,4 +1,4 @@
-/* Copyright 2016, Michele Santullo
+/* Copyright 2016-2018 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 539fd27..55008db 100644
--- a/include/duckhandy/stringize.h
+++ b/include/duckhandy/stringize.h
@@ -1,4 +1,4 @@
-/* Copyright 2016, Michele Santullo
+/* Copyright 2016-2018 Michele Santullo
  * This file is part of "duckhandy".
  *
  * "duckhandy" is free software: you can redistribute it and/or modify