diff --git a/doc/reference/apply_visitor.xml b/doc/reference/apply_visitor.xml
index 8f22d950..65a631d4 100644
--- a/doc/reference/apply_visitor.xml
+++ b/doc/reference/apply_visitor.xml
@@ -3,7 +3,7 @@
   "http://www.boost.org/tools/boostbook/dtd/boostbook.dtd">
 <!--
     Copyright 2003, Eric Friedman, Itay Maman.
-    Copyright 2013-2023 Antony Polukhin.
+    Copyright 2013-2024 Antony Polukhin.
 
     Distributed under the Boost Software License, Version 1.0. (See accompanying
     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/doc/reference/multivisitor.xml b/doc/reference/multivisitor.xml
index 07b49ebd..1432e35a 100644
--- a/doc/reference/multivisitor.xml
+++ b/doc/reference/multivisitor.xml
@@ -2,7 +2,7 @@
 <!DOCTYPE header PUBLIC "-//Boost//DTD BoostBook XML V1.0//EN"
   "http://www.boost.org/tools/boostbook/dtd/boostbook.dtd">
 <!--
-    Copyright 2013-2023 Antony Polukhin.
+    Copyright 2013-2024 Antony Polukhin.
 
     Distributed under the Boost Software License, Version 1.0. (See accompanying
     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/doc/reference/polymorphic_get.xml b/doc/reference/polymorphic_get.xml
index 9f0309a5..ac4af45b 100644
--- a/doc/reference/polymorphic_get.xml
+++ b/doc/reference/polymorphic_get.xml
@@ -2,7 +2,7 @@
 <!DOCTYPE header PUBLIC "-//Boost//DTD BoostBook XML V1.0//EN"
   "http://www.boost.org/tools/boostbook/dtd/boostbook.dtd">
 <!--
-    Copyright 2013-2023 Antony Polukhin.
+    Copyright 2013-2024 Antony Polukhin.
 
     Distributed under the Boost Software License, Version 1.0. (See accompanying
     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/doc/reference/variant_fwd.xml b/doc/reference/variant_fwd.xml
index f2da6758..eb66af20 100644
--- a/doc/reference/variant_fwd.xml
+++ b/doc/reference/variant_fwd.xml
@@ -3,7 +3,7 @@
   "http://www.boost.org/tools/boostbook/dtd/boostbook.dtd">
 <!--
     Copyright 2003, Eric Friedman, Itay Maman.
-    Copyright 2016-2023 Antony Polukhin.
+    Copyright 2016-2024 Antony Polukhin.
 
     Distributed under the Boost Software License, Version 1.0. (See accompanying
     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/doc/tutorial/advanced.xml b/doc/tutorial/advanced.xml
index 0144a601..bd5daef4 100644
--- a/doc/tutorial/advanced.xml
+++ b/doc/tutorial/advanced.xml
@@ -3,7 +3,7 @@
   "http://www.boost.org/tools/boostbook/dtd/boostbook.dtd">
 <!--
     Copyright 2003, Eric Friedman, Itay Maman.
-    Copyright 2013-2023 Antony Polukhin.
+    Copyright 2013-2024 Antony Polukhin.
 
     Distributed under the Boost Software License, Version 1.0. (See accompanying
     file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/doc/variant.xml b/doc/variant.xml
index e2d59eef..19d21361 100644
--- a/doc/variant.xml
+++ b/doc/variant.xml
@@ -27,7 +27,7 @@
   </copyright>
 
   <copyright>
-    <year>2014-2023</year>
+    <year>2014-2024</year>
     <holder>Antony Polukhin</holder>
   </copyright>
   <legalnotice>
diff --git a/include/boost/variant/detail/apply_visitor_binary.hpp b/include/boost/variant/detail/apply_visitor_binary.hpp
index 32c128bf..1b1016c6 100644
--- a/include/boost/variant/detail/apply_visitor_binary.hpp
+++ b/include/boost/variant/detail/apply_visitor_binary.hpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2002-2003 Eric Friedman
-// Copyright (c) 2014-2023 Antony Polukhin
+// Copyright (c) 2014-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/include/boost/variant/detail/apply_visitor_unary.hpp b/include/boost/variant/detail/apply_visitor_unary.hpp
index c34c0e9b..dc73f90a 100644
--- a/include/boost/variant/detail/apply_visitor_unary.hpp
+++ b/include/boost/variant/detail/apply_visitor_unary.hpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2002-2003 Eric Friedman
-// Copyright (c) 2014-2023 Antony Polukhin
+// Copyright (c) 2014-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/include/boost/variant/detail/config.hpp b/include/boost/variant/detail/config.hpp
index da76fe2a..236cc982 100644
--- a/include/boost/variant/detail/config.hpp
+++ b/include/boost/variant/detail/config.hpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2003 Eric Friedman
-// Copyright (c) 2016-2023 Antony Polukhin
+// Copyright (c) 2016-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/include/boost/variant/detail/element_index.hpp b/include/boost/variant/detail/element_index.hpp
index 06cf06d7..8b529cb7 100644
--- a/include/boost/variant/detail/element_index.hpp
+++ b/include/boost/variant/detail/element_index.hpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2014-2023 Antony Polukhin
+// Copyright (c) 2014-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/include/boost/variant/detail/forced_return.hpp b/include/boost/variant/detail/forced_return.hpp
index 6d8911b1..75904f84 100644
--- a/include/boost/variant/detail/forced_return.hpp
+++ b/include/boost/variant/detail/forced_return.hpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2003 Eric Friedman
-// Copyright (c) 2015-2023 Antony Polukhin
+// Copyright (c) 2015-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/include/boost/variant/detail/has_result_type.hpp b/include/boost/variant/detail/has_result_type.hpp
index e1ca5b40..973b36d2 100644
--- a/include/boost/variant/detail/has_result_type.hpp
+++ b/include/boost/variant/detail/has_result_type.hpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2014-2023 Antony Polukhin
+// Copyright (c) 2014-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/include/boost/variant/detail/hash_variant.hpp b/include/boost/variant/detail/hash_variant.hpp
index 4eb83772..469bc81b 100644
--- a/include/boost/variant/detail/hash_variant.hpp
+++ b/include/boost/variant/detail/hash_variant.hpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2011-2023 Antony Polukhin
+// Copyright (c) 2011-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/include/boost/variant/detail/make_variant_list.hpp b/include/boost/variant/detail/make_variant_list.hpp
index d6ad8e99..eafe1cb7 100644
--- a/include/boost/variant/detail/make_variant_list.hpp
+++ b/include/boost/variant/detail/make_variant_list.hpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2002-2003 Eric Friedman, Itay Maman
-// Copyright (c) 2013-2023 Antony Polukhin
+// Copyright (c) 2013-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/include/boost/variant/detail/move.hpp b/include/boost/variant/detail/move.hpp
index b8eafd64..9788e133 100644
--- a/include/boost/variant/detail/move.hpp
+++ b/include/boost/variant/detail/move.hpp
@@ -5,7 +5,7 @@
 //
 //  Copyright (c) 2002-2003 Eric Friedman
 //  Copyright (c) 2002 by Andrei Alexandrescu
-//  Copyright (c) 2013-2023 Antony Polukhin
+//  Copyright (c) 2013-2024 Antony Polukhin
 //
 //  Use, modification and distribution are subject to the
 //  Boost Software License, Version 1.0. (See accompanying file
diff --git a/include/boost/variant/detail/multivisitors_cpp11_based.hpp b/include/boost/variant/detail/multivisitors_cpp11_based.hpp
index b0407450..bffd088e 100644
--- a/include/boost/variant/detail/multivisitors_cpp11_based.hpp
+++ b/include/boost/variant/detail/multivisitors_cpp11_based.hpp
@@ -3,7 +3,7 @@
 //
 //  See http://www.boost.org for most recent version, including documentation.
 //
-//  Copyright Antony Polukhin, 2013-2023.
+//  Copyright Antony Polukhin, 2013-2024.
 //
 //  Distributed under the Boost
 //  Software License, Version 1.0. (See accompanying file
diff --git a/include/boost/variant/detail/std_hash.hpp b/include/boost/variant/detail/std_hash.hpp
index 3e05c5c9..7335902e 100644
--- a/include/boost/variant/detail/std_hash.hpp
+++ b/include/boost/variant/detail/std_hash.hpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2018-2023 Antony Polukhin
+// Copyright (c) 2018-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/include/boost/variant/get.hpp b/include/boost/variant/get.hpp
index 62fca60c..085c6f23 100644
--- a/include/boost/variant/get.hpp
+++ b/include/boost/variant/get.hpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2003 Eric Friedman, Itay Maman
-// Copyright (c) 2014-2023 Antony Polukhin
+// Copyright (c) 2014-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/include/boost/variant/multivisitors.hpp b/include/boost/variant/multivisitors.hpp
index 078ab6d1..1e9d9442 100644
--- a/include/boost/variant/multivisitors.hpp
+++ b/include/boost/variant/multivisitors.hpp
@@ -3,7 +3,7 @@
 //
 //  See http://www.boost.org for most recent version, including documentation.
 //
-//  Copyright (c) 2013-2023 Antony Polukhin.
+//  Copyright (c) 2013-2024 Antony Polukhin.
 //
 //  Distributed under the Boost
 //  Software License, Version 1.0. (See accompanying file
diff --git a/include/boost/variant/polymorphic_get.hpp b/include/boost/variant/polymorphic_get.hpp
index 55324ea9..f3a9796c 100644
--- a/include/boost/variant/polymorphic_get.hpp
+++ b/include/boost/variant/polymorphic_get.hpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2013-2023 Antony Polukhin
+// Copyright (c) 2013-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/include/boost/variant/recursive_variant.hpp b/include/boost/variant/recursive_variant.hpp
index 96ae0874..d68e202d 100644
--- a/include/boost/variant/recursive_variant.hpp
+++ b/include/boost/variant/recursive_variant.hpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2003 Eric Friedman
-// Copyright (c) 2013-2023 Antony Polukhin
+// Copyright (c) 2013-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/include/boost/variant/recursive_wrapper_fwd.hpp b/include/boost/variant/recursive_wrapper_fwd.hpp
index b5d7e719..b8b59ee6 100644
--- a/include/boost/variant/recursive_wrapper_fwd.hpp
+++ b/include/boost/variant/recursive_wrapper_fwd.hpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2002 Eric Friedman, Itay Maman
-// Copyright (c) 2016-2023 Antony Polukhin
+// Copyright (c) 2016-2024 Antony Polukhin
 //
 // Portions Copyright (C) 2002 David Abrahams
 //
diff --git a/include/boost/variant/variant.hpp b/include/boost/variant/variant.hpp
index 44657f0e..f65c3400 100644
--- a/include/boost/variant/variant.hpp
+++ b/include/boost/variant/variant.hpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2002-2003 Eric Friedman, Itay Maman
-// Copyright (c) 2012-2023 Antony Polukhin
+// Copyright (c) 2012-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/include/boost/variant/variant_fwd.hpp b/include/boost/variant/variant_fwd.hpp
index 1484f204..eb11f428 100644
--- a/include/boost/variant/variant_fwd.hpp
+++ b/include/boost/variant/variant_fwd.hpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2003 Eric Friedman, Itay Maman
-// Copyright (c) 2013-2023 Antony Polukhin
+// Copyright (c) 2013-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/index.html b/index.html
index 37208a15..58224c26 100644
--- a/index.html
+++ b/index.html
@@ -1,6 +1,6 @@
 <!DOCTYPE html>
 <!--
- Copyright 2014-2023 Antony Polukhin
+ Copyright 2014-2024 Antony Polukhin
  antoshkka at gmail dot com
 
  Distributed under the Boost Software License,
@@ -29,7 +29,7 @@
     <a href="../../doc/html/variant.html">../../doc/html/variant.html</a>
   </p>
   <p>
-    &copy; 2014-2023 Antony Polukhin
+    &copy; 2014-2024 Antony Polukhin
   </p>
 </body>
 </html>
diff --git a/perf/Jamfile.v2 b/perf/Jamfile.v2
index adf48642..ffcfe6e2 100644
--- a/perf/Jamfile.v2
+++ b/perf/Jamfile.v2
@@ -1,5 +1,5 @@
 #==============================================================================
-#   Copyright (c) 2012-2023 Antony Polukhin
+#   Copyright (c) 2012-2024 Antony Polukhin
 #
 #   Distributed under the Boost Software License, Version 1.0. (See accompanying
 #   file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
diff --git a/test/Jamfile.v2 b/test/Jamfile.v2
index 6a71e7a5..491be2c0 100644
--- a/test/Jamfile.v2
+++ b/test/Jamfile.v2
@@ -1,7 +1,7 @@
 #  Boost.Variant Library test Jamfile
 #
 #  Copyright (C) 2003, Eric Friedman, Itay Maman.
-#  Copyright (C) 2013-2023 Antony Polukhin.
+#  Copyright (C) 2013-2024 Antony Polukhin.
 #
 # Use, modification and distribution is subject to the Boost Software License,
 # Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/auto_visitors.cpp b/test/auto_visitors.cpp
index edc346b6..1e3abb0f 100644
--- a/test/auto_visitors.cpp
+++ b/test/auto_visitors.cpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2014-2023 Antony Polukhin
+// Copyright (c) 2014-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/fusion_interop.cpp b/test/fusion_interop.cpp
index 3aee9c77..9904c066 100644
--- a/test/fusion_interop.cpp
+++ b/test/fusion_interop.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2021-2023 Antony Polukhin
+// Copyright (c) 2021-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/hash_variant_test.cpp b/test/hash_variant_test.cpp
index c72db73f..b7e8b22f 100644
--- a/test/hash_variant_test.cpp
+++ b/test/hash_variant_test.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2011-2023 Antony Polukhin
+// Copyright (c) 2011-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/issue42.cpp b/test/issue42.cpp
index ec8db039..9189d4cb 100644
--- a/test/issue42.cpp
+++ b/test/issue42.cpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2018-2023 Antony Polukhin
+// Copyright (c) 2018-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/issue53.cpp b/test/issue53.cpp
index 5051eca5..0cff3f33 100644
--- a/test/issue53.cpp
+++ b/test/issue53.cpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2019-2023 Antony Polukhin
+// Copyright (c) 2019-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/no_rvalue_to_nonconst_visitation.cpp b/test/no_rvalue_to_nonconst_visitation.cpp
index bc0a2cfb..ff956673 100644
--- a/test/no_rvalue_to_nonconst_visitation.cpp
+++ b/test/no_rvalue_to_nonconst_visitation.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2023 Antony Polukhin
+// Copyright (c) 2017-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/overload_selection.cpp b/test/overload_selection.cpp
index 3d98341f..e9f3617c 100644
--- a/test/overload_selection.cpp
+++ b/test/overload_selection.cpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2016-2023 Antony Polukhin
+// Copyright (c) 2016-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/recursive_variant_test.cpp b/test/recursive_variant_test.cpp
index 471df331..83be1a29 100644
--- a/test/recursive_variant_test.cpp
+++ b/test/recursive_variant_test.cpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2003 Eric Friedman, Itay Maman
-// Copyright (c) 2013-2023 Antony Polukhin
+// Copyright (c) 2013-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/rvalue_test.cpp b/test/rvalue_test.cpp
index 04440e36..1f26e81a 100644
--- a/test/rvalue_test.cpp
+++ b/test/rvalue_test.cpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2012-2023 Antony Polukhin
+// Copyright (c) 2012-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/test9.cpp b/test/test9.cpp
index bfb55e31..6ec65e1c 100644
--- a/test/test9.cpp
+++ b/test/test9.cpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2016-2023 Antony Polukhin
+// Copyright (c) 2016-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/variant_comparison_test.cpp b/test/variant_comparison_test.cpp
index c006866b..2eba2fff 100644
--- a/test/variant_comparison_test.cpp
+++ b/test/variant_comparison_test.cpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2003 Eric Friedman, Itay Maman
-// Copyright (c) 2014-2023 Antony Polukhin
+// Copyright (c) 2014-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/variant_get_test.cpp b/test/variant_get_test.cpp
index 62d25ada..edfe99e3 100644
--- a/test/variant_get_test.cpp
+++ b/test/variant_get_test.cpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2014-2023 Antony Polukhin
+// Copyright (c) 2014-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/variant_multivisit_test.cpp b/test/variant_multivisit_test.cpp
index 8d4ebcfe..aa86062b 100644
--- a/test/variant_multivisit_test.cpp
+++ b/test/variant_multivisit_test.cpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2013-2023 Antony Polukhin
+// Copyright (c) 2013-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/variant_nonempty_check.cpp b/test/variant_nonempty_check.cpp
index 42f0af9e..b30b75bc 100644
--- a/test/variant_nonempty_check.cpp
+++ b/test/variant_nonempty_check.cpp
@@ -3,7 +3,7 @@
 // See http://www.boost.org for updates, documentation, and revision history.
 //-----------------------------------------------------------------------------
 //
-// Copyright (c) 2014-2023 Antony Polukhin
+// Copyright (c) 2014-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/variant_polymorphic_get_test.cpp b/test/variant_polymorphic_get_test.cpp
index 9dc71561..5301fa88 100644
--- a/test/variant_polymorphic_get_test.cpp
+++ b/test/variant_polymorphic_get_test.cpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2003 Eric Friedman
-// Copyright (c) 2013-2023 Antony Polukhin
+// Copyright (c) 2013-2024 Antony Polukhin
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at
diff --git a/test/variant_swap_test.cpp b/test/variant_swap_test.cpp
index 682b9854..d4a8dec2 100644
--- a/test/variant_swap_test.cpp
+++ b/test/variant_swap_test.cpp
@@ -4,7 +4,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright (c) 2009 ArtVPS Ltd.
-// Copyright (c) 2013-2023 Antony Polukhin.
+// Copyright (c) 2013-2024 Antony Polukhin.
 //
 // Distributed under the Boost Software License, Version 1.0. (See
 // accompanying file LICENSE_1_0.txt or copy at