diff --git a/doc/html/header.html b/doc/html/header.html
index 9855735..edf8ba4 100644
--- a/doc/html/header.html
+++ b/doc/html/header.html
@@ -1,4 +1,4 @@
-<!-- HTML header for doxygen 1.9.8-->
+<!-- HTML header for doxygen 1.12.0-->
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 <html xmlns="http://www.w3.org/1999/xhtml" lang="$langISO">
 <head>
@@ -8,6 +8,9 @@
 <meta name="viewport" content="width=device-width, initial-scale=1"/>
 <!--BEGIN PROJECT_NAME--><title>$projectname: $title</title><!--END PROJECT_NAME-->
 <!--BEGIN !PROJECT_NAME--><title>$title</title><!--END !PROJECT_NAME-->
+<!--BEGIN PROJECT_ICON-->
+<link rel="icon" href="$relpath^$projecticon" type="image/x-icon" />
+<!--END PROJECT_ICON-->
 <link href="$relpath^tabs.css" rel="stylesheet" type="text/css"/>
 <!--BEGIN DISABLE_INDEX-->
   <!--BEGIN FULL_SIDEBAR-->
@@ -16,6 +19,9 @@
 <!--END DISABLE_INDEX-->
 <script type="text/javascript" src="$relpath^jquery.js"></script>
 <script type="text/javascript" src="$relpath^dynsections.js"></script>
+<!--BEGIN COPY_CLIPBOARD-->
+<script type="text/javascript" src="$relpath^clipboard.js"></script>
+<!--END COPY_CLIPBOARD-->
 $treeview
 $search
 $mathjax
@@ -39,7 +45,7 @@
  <tbody>
  <tr id="projectrow">
   <!--BEGIN PROJECT_LOGO-->
-  <td id="projectlogo"><img alt="Logo" src="$relpath^$projectlogo"/></td>
+  <td id="projectlogo"><img alt="Logo" src="$relpath^$projectlogo"$logosize/></td>
   <!--END PROJECT_LOGO-->
   <!--BEGIN PROJECT_NAME-->
   <td id="projectalign">
