diff --git a/COPYING b/COPYING
index 244dd4e..965ffba 100644
--- a/COPYING
+++ b/COPYING
@@ -1,5 +1,5 @@
 LanguageTool WebExtension for Firefox and Chrome
-Copyright (C) 2016 Daniel Naber
+Copyright (C) 2016-2017 Daniel Naber
 
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