diff --git a/source/network/NetMessages.h b/source/network/NetMessages.h
index 0524066d5b..a0cc64c02d 100644
--- a/source/network/NetMessages.h
+++ b/source/network/NetMessages.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2025 Wildfire Games.
+/* Copyright (C) 2026 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify