diff --git a/changelog.md b/changelog.md
index 310b670..c6db894 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,6 +1,6 @@
 # Version history of webp-viewer
 
-## Version 0.?.? (2024-06-??)
+## Version 0.?.? (2025-01-??)
 
 Adjustments are made to provide builds for Ubuntu 24.04 LTS, too.
 
diff --git a/readme.md b/readme.md
index 93b860c..1c5fed4 100644
--- a/readme.md
+++ b/readme.md
@@ -97,7 +97,7 @@ A changelog is provided as [separate file](./changelog.md).
 
 ## Copyright and Licensing
 
-Copyright 2022, 2023, 2024  Dirk Stolle
+Copyright 2022, 2023, 2024, 2025  Dirk Stolle
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
diff --git a/webp-viewer/main.cpp b/webp-viewer/main.cpp
index 2bb29e9..5d2a23c 100644
--- a/webp-viewer/main.cpp
+++ b/webp-viewer/main.cpp
@@ -40,7 +40,7 @@ void showVersion()
             << "Library versions:\n"
             << "  * libwebp: " << webp_version() << "\n"
             << "  * glfw:    " << glfw_version() << "\n\n"
-            << "Copyright (C) 2022, 2023, 2024  Dirk Stolle\n"
+            << "Copyright (C) 2022, 2023, 2024, 2025  Dirk Stolle\n"
             << "License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>\n"
             << "This is free software: you are free to change and redistribute it under the\n"
             << "terms of the GNU General Public License version 3 or any later version.\n"