diff --git a/about b/about
index 963060b88..0d336b51c 100644
--- a/about
+++ b/about
@@ -1,6 +1,6 @@
 PyGlossary is a tool for converting dictionary files aka glossaries,
 from/to various formats used by different dictionary applications
 
-Copyleft © 2008-2021 Saeed Rasooli
+Copyleft © 2008-2022 Saeed Rasooli
 PyGlossary is licensed by the GNU General Public License
 version 3 (or later)