diff --git a/CHANGELOG b/CHANGELOG
index 807216cdc..79f5aa3bd 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,7 +1,7 @@
 On the road to 2023.06:
 - New domain https://archboot.com with new w3c conform html layout
 - systemd 253.5
-- grub-2.06.r566.g857af0e17
+- grub 2.06.r533.g78bc9a9b2
 - aarch64 switched to new Arch Linux GIT layout, removed community repository
 Environment Changes:
 - synced custom getty and serial-getty with latest systemd version
diff --git a/usr/share/archboot/doc/archboot.html b/usr/share/archboot/doc/archboot.html
index 8cce4cef5..6f8b8a429 100644
--- a/usr/share/archboot/doc/archboot.html
+++ b/usr/share/archboot/doc/archboot.html
@@ -14,7 +14,7 @@
 <body>
 <p><span><img src="/web/logo.png" alt="Logo"></span></p>
 <h1>Archboot Project | <a href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&amp;hosted_button_id=Z7GXKW4MKHK7C"><img src="/web/donate.png" alt="Donate"></a></h1>
-<p><strong>&copy; 2006 - 2023 | <a href=mailto:tpowa@archlinux.org>Tobias Powalowski</a></strong><br>Arch Linux Developer <strong><a href="https://archlinux.org/people/developers/#tpowa">tpowa</a><br>Last update: 20.06.2023 13:58</strong></p>
+<p><strong>&copy; 2006 - 2023 | <a href=mailto:tpowa@archlinux.org>Tobias Powalowski</a></strong><br>Arch Linux Developer <strong><a href="https://archlinux.org/people/developers/#tpowa">tpowa</a><br>Last update: 22.06.2023 15:18</strong></p>
 <nav id="TOC" role="doc-toc">
 <ul>
 <li><a href="#introduction" id="toc-introduction"><strong><span class="toc-section-number">1.</span> Introduction</strong></a></li>
@@ -465,6 +465,23 @@ initrd (loop)/boot/initramfs-x86_64.img
 <table>
 <thead>
 <tr class="header">
+<th class="MyNo">!!!WARNING Secure Boot Partially Broken!!!</th>
+</tr>
+</thead>
+<tbody>
+<tr class="odd">
+<td class="MyOpt"><ul>
+<li><strong>Grub Version: 2:2.06.r566.g857af0e17-1 is currently not working with shim verification!</li>
+<li>The ISO will boot in Secure Boot mode (grub version: 2:2.06.r533.g78bc9a9b2), but you cannot boot the installed system until a fixed grub will be available in the repositories!</li>
+<li><a href="https://lists.gnu.org/archive/html/grub-devel/2023-06/msg00121.html" title="Message">grub-devel ML</a> is informed about that issue.</strong></li>
+</ul>
+</td>
+</tr>
+</tbody>
+</table>
+<table>
+<thead>
+<tr class="header">
 <th class="MyNo">Caveat:</th>
 </tr>
 </thead>
