diff --git a/LICENSE.txt b/LICENSE.txt
index 0eadf47..01e3613 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -1,4 +1,4 @@
-Copyright (c) 2009-2015, Carl Meyer and contributors
+Copyright (c) 2009-2019, Carl Meyer and contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without