diff --git a/INSTALL.md b/INSTALL.md
index 5a0fb97e5cce665bba2afd4871b4a486dd3b6bcd..63c910298057efa642553b95519d5877d58eefa3 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -2,7 +2,7 @@ INSTALLING TYPO3
 ================
 
 TYPO3 is an open source PHP based web content management system released
-under the GNU GPL. TYPO3 is copyright © 1999-2022 by Kasper Skaarhoj.
+under the GNU GPL. TYPO3 is copyright © 1999-2023 by Kasper Skaarhoj.
 
 Official Installation and Upgrade Guide
 ---------------------------------------
diff --git a/README.md b/README.md
index 36f8d67440d7d54d27b1d4fbd7bc8ebd6ed1419e..a7d5da7304695962e4f4d4ccb7d8a6e238d8c94d 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@ TYPO3 CMS
 =========
 
 TYPO3 is an open source PHP based web content management system released
-under the GNU GPL. TYPO3 is copyright © 1999-2022 by Kasper Skårhøj.
+under the GNU GPL. TYPO3 is copyright © 1999-2023 by Kasper Skårhøj.
 
 This document provides a basic introduction to TYPO3.