diff --git a/LICENSE b/LICENSE
index f53d1507..33f80545 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2023 Klaus Hartke
+Copyright (c) 2024 Klaus Hartke
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/NOTICE b/NOTICE
index d5ed078d..054451aa 100644
--- a/NOTICE
+++ b/NOTICE
@@ -4,7 +4,7 @@ License Notice for libsodium
 This software is based on and contains code derived from libsodium, which is
 available under the ISC license.
 
-Copyright (c) 2013-2023 Frank Denis
+Copyright (c) 2013-2024 Frank Denis
 
 Permission to use, copy, modify, and/or distribute this software for any
 purpose with or without fee is hereby granted, provided that the above
diff --git a/README.md b/README.md
index f63a4455..db76da78 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # NSec
 
-[![Maintenance](https://img.shields.io/maintenance/yes/2023)](https://github.com/ektrah/nsec)
+[![Maintenance](https://img.shields.io/maintenance/yes/2024)](https://github.com/ektrah/nsec)
 [![License](https://img.shields.io/github/license/ektrah/nsec)](https://nsec.rocks/license)
 [![NuGet](https://img.shields.io/nuget/vpre/NSec.Cryptography)](https://www.nuget.org/packages/NSec.Cryptography/23.9.0-preview.3)
 
diff --git a/notice.md b/notice.md
index f86f4892..c6e16a22 100644
--- a/notice.md
+++ b/notice.md
@@ -12,7 +12,7 @@ permission except when reproducing the unmodified NSec documentation.
 
 [NSec](https://github.com/ektrah/nsec) is licensed under the MIT license.
 
-Copyright © 2023 Klaus Hartke
+Copyright © 2024 Klaus Hartke
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -39,7 +39,7 @@ NSec is based on and contains code derived from
 [libsodium](https://github.com/jedisct1/libsodium),
 which is available under the ISC license.
 
-Copyright © 2013-2023 Frank Denis
+Copyright © 2013-2024 Frank Denis
 
 Permission to use, copy, modify, and/or distribute this software for any
 purpose with or without fee is hereby granted, provided that the above