diff --git a/src/lib/utils/rotatefile.cpp b/src/lib/utils/rotatefile.cpp
index e6bd453b..0b312f82 100644
--- a/src/lib/utils/rotatefile.cpp
+++ b/src/lib/utils/rotatefile.cpp
@@ -1,6 +1,6 @@
 /*
  * ebusd - daemon for communication with eBUS heating systems.
- * Copyright (C) 2017 John Baier <ebusd@ebusd.eu>
+ * Copyright (C) 2016-2017 John Baier <ebusd@ebusd.eu>
  *
  * 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