diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
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 # epple2, The Emulated Apple ][
 
-Copyright © 2008–2019, Christopher Alan Mosher, Shelton, Connecticut, USA, <cmosher01@gmail.com>. [GPLv3](https://www.gnu.org/licenses/gpl.md).
+Copyright © 2008–2022, Christopher Alan Mosher, Shelton, Connecticut, USA, <cmosher01@gmail.com>. [GPLv3](https://www.gnu.org/licenses/gpl.md).
 
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