Guidelines/Edit-this-Wiki.md

@@ -36,7 +36,7 @@ Copy paste the following code to each new page. Adapt it fit the needs of your p
 
 ```
 <!--
-  ~ Copyright 2011-2019 The OTP authors
+  ~ Copyright 2011-2021 The OTP authors
   ~
   ~ Permission is hereby granted, free of charge, to any person obtaining a copy
   ~ of this software and associated documentation files (the "Software"), to deal