diff --git a/src/util/RuntimeError.hxx b/src/util/RuntimeError.hxx
index 2d36d47ff..268c66aa0 100644
--- a/src/util/RuntimeError.hxx
+++ b/src/util/RuntimeError.hxx
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2013-20157Max Kellermann <max.kellermann@gmail.com>
+ * Copyright 2013-2017 Max Kellermann <max.kellermann@gmail.com>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions