diff --git a/manual/cover/index.html b/manual/cover/index.html
index ca2f73dfa..2f3859af3 100644
--- a/manual/cover/index.html
+++ b/manual/cover/index.html
@@ -23,7 +23,7 @@
                                 <div class="author">
                                     <p>Version 1.3.0</p>
                                 </div>
-                                <p>Designed and published by Bob Mottram &copy; 2022 , UK</p>
+                                <p>Designed and published by Bob Mottram &copy; 2022-2023 , UK</p>
                             </div>
                         </div>
                     </div>