diff --git a/LICENSE b/LICENSE
index 4192d8a..bf4c787 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,7 +1,7 @@
 The MIT License (MIT)
 
-Copyright (c) 2015 Jan-Jelle Kester
-Copyright (c) 2019 Alieh Rymašeuski <alieh.rymasheuski@gmail.com>
+Copyright (c) 2013-2020 Jan-Jelle Kester
+Copyright (c) 2019-2020 Alieh Rymašeuski <alieh.rymasheuski@gmail.com>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
 this software and associated documentation files (the "Software"), to deal in