diff --git a/HEADER b/HEADER
index 6d88402..1b04dfd 100644
--- a/HEADER
+++ b/HEADER
@@ -2,7 +2,7 @@ Attach the following comment to the header of all source files.
 
 /*
  * AppleCommander - An Apple ][ image utility.
- * Copyright (C) 2002-2018 by Robert Greene and others
+ * Copyright (C) 2002-2020 by Robert Greene and others
  * robgreene at users.sourceforge.net
  *
  * This program is free software; you can redistribute it and/or modify it