Update copyright year of documentation

2 files changed, 3 insertions, 3 deletions

diff --git a/documentation/src/html_footer b/documentation/src/html_footer
index 56490cd7d..03c6717a5 100644
--- a/documentation/src/html_footer
+++ b/documentation/src/html_footer
@@ -1,7 +1,7 @@
 <!--BEGIN GENERATE_TREEVIEW-->
     <li class="footer">
       <!-- Generated for $projectname by Doxygen -->
-      Copyright &copy; 1998-2021 by Bill Spitzak and others. &nbsp;&nbsp;&nbsp;
+      Copyright &copy; 1998-2022 by Bill Spitzak and others. &nbsp;&nbsp;&nbsp;
       <a href="https://www.fltk.org"><img src="tiny.png" align="bottom" alt="FLTK"></a>
      </li>
    </ul>
@@ -10,7 +10,7 @@
 <!--BEGIN !GENERATE_TREEVIEW-->
 <hr class="footer"/><address class="footer"><small>
     <!-- Generated for $projectname by Doxygen -->
-    Copyright &copy; 1998-2021 by Bill Spitzak and others. &nbsp;&nbsp;&nbsp;
+    Copyright &copy; 1998-2022 by Bill Spitzak and others. &nbsp;&nbsp;&nbsp;
     <a href="https://www.fltk.org"><img src="tiny.png" align="bottom" alt="FLTK"></a>
 </small></address>
 <hr class="footer"/><address class="footer"><small>
diff --git a/documentation/src/index.dox b/documentation/src/index.dox
index e50474cce..97e89eab6 100644
--- a/documentation/src/index.dox
+++ b/documentation/src/index.dox
@@ -13,7 +13,7 @@
     By F.&nbsp;Costantini, D.&nbsp;Gibson, M.&nbsp;Melcher,
     A.&nbsp;Schlosser, B.&nbsp;Spitzak and M.&nbsp;Sweet.
 
-    Copyright 1998-2021 by Bill Spitzak and others.
+    Copyright &copy; 1998-2022 by Bill Spitzak and others.
   </CENTER></TD>
 </TR>
 </TABLE>