diff --git a/appcast.xml b/appcast.xml
index 79a8346..2ffc33a 100644
--- a/appcast.xml
+++ b/appcast.xml
@@ -6,18 +6,14 @@
     <language>en</language>
     <link>https://github.com/ninxsoft/Mist</link>
     <item>
-      <title>Version 0.8.1</title>
+      <title>Version 0.9</title>
       <link>https://github.com/ninxsoft/Mist</link>
-      <sparkle:version>0.8.1</sparkle:version>
+      <sparkle:version>0.9</sparkle:version>
       <sparkle:fullReleaseNotesLink>https://github.com/ninxsoft/Mist/blob/main/CHANGELOG.md</sparkle:fullReleaseNotesLink>
       <description>
         <![CDATA[
           <style>
-            .styled_0_8_1 {
-              list-style: none;
-              padding: 0;
-            }
-            .styled_0_8 {
+            .styled {
               list-style: none;
               padding: 0;
             }
@@ -27,49 +23,37 @@
               margin-top: 15px;
               margin-bottom: 15px;
             }
-            .styled_0_8_1 li::before {
-              content: "✅ ";
-            }
-            .styled_0_8 li::before {
+            .styled li::before {
               content: "🆕 ";
             }
-            .styled_0_8 li:nth-child(n + 2)::before {
+            .styled li:nth-child(n + 3)::before {
               content: "✅ ";
             }
-            .styled_child li:nth-child(n + 1)::before {
+            .styled_child li::before {
               content: "";
             }
           </style>
-          <h3>Version 0.8.1</h3>
-          <hr />
-          <ul class="styled styled_0_8_1">
-            <li>Fixed a bug where <strong>macOS Sierra 10.12.6</strong>, <strong>OS X El Capitan 10.11.6</strong> and <strong>OS X Yosemite 10.10.5</strong> would fail to download</li>
-            <li>Fixed another bug where Mist allowed exporting <strong>ISOs</strong> when it should not</li>
-          </ul>
-          <h3>Version 0.8</h3>
-          <hr />
-          <ul class="styled styled_0_8">
+          <ul class="styled">
             <li>
-              Mist now supports the creation of <strong>Bootable Installers</strong>
-              <ul class="styled styled_child">
-                <li>If available, click on the new Bootable Installer button on the right-hand side of the <strong>Installers</strong> list rows</li>
-                <li>Select a <strong>Mac OS Extended (Journaled)</strong> volume to create a Bootable Installer</li>
-                <li>Available for <strong>macOS Big Sur 11</strong> and newer on <strong>Apple Silicon Macs</strong></li>
-                <li>Available for <strong>OS X Yosemite 10.10.5</strong> and newer on <strong>Intel-based Macs</strong></li>
+              Added the ability to remove individual macOS Installer cached downloads
+              <ul class="styled_child">
+                <li>Managed via the app <strong>Settings &gt; Installers</strong> pane</li>
               </ul>
             </li>
-            <li>Fixed a bug where Mist allowed exporting <strong>ISOs</strong> for <strong>OS X Mountain Lion 10.8.5</strong> and older on <strong>Intel-based Macs</strong> </li>
-            <li>Adding missing <strong>tooltips</strong> for Firmwares / Installers (hover to view)</li>
-            <li>Minor cosmetic fixes, including tweaks to button styles and accent colors</li>
+            <li>Added a shiny new macOS Sonoma application installer icon!</li>
+            <li>Updated Firmware / Installer tooltips to include release names</li>
+            <li>Improved the error messaging when refreshing Firmwares fails due to pending server-side updates</li>
+            <li>Bootable Disk Image (ISO) sizes are now calculated dynamically, with minimal free space</li>
+            <li>Fixed a bug where scrolling / clicking on the <strong>Beta</strong> ribbon on top of images caused Mist to crash</li>
           </ul>
         ]]>
       </description>
-      <pubDate>Thu, 15 Jun 2023 12:00:00 +0000</pubDate>
-      <enclosure url="https://github.com/ninxsoft/Mist/releases/download/v0.8.1/Mist.0.8.1.pkg"
+      <pubDate>Mon, 26 Jun 2023 12:00:00 +0000</pubDate>
+      <enclosure url="https://github.com/ninxsoft/Mist/releases/download/v0.9/Mist.0.9.pkg"
                  type="application/octet-stream"
                  sparkle:installationType="package"
-                 sparkle:edSignature="QiGdPV2KIOVjoDFM0VXQOkPM0Lt3DdoE4X4H68gp7mJfDLC1XcsYfCuQ3kQ9oaPcP5Gf2HSe8HjUm5Ew6IpEBQ=="
-                 length="7213347"
+                 sparkle:edSignature="WU64sIpSAcZqO+T/rSlZg9hP7KeG9Z55A1kpVfwxpL9/HH7yK1XlThJd2z1HP+x2a9+SiZIaEk81Co6Desx1Cw=="
+                 length="7416142"
       />
     </item>
   </channel>