diff --git a/gulpfile.js b/gulpfile.js
index 125a3b8c..00c65202 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -93,7 +93,8 @@ let trackTable = {
 // https://www.npmjs.com/package/uglify-es
 let uglifyJsOptions = {
     warnings: true,
-    toplevel: false
+    toplevel: false,
+    ecma: 8
 };
 
 // Sourcemaps options
diff --git a/public/templates/ui/info_panel.html b/public/templates/ui/info_panel.html
index 9fc95bc8..fa8e0924 100644
--- a/public/templates/ui/info_panel.html
+++ b/public/templates/ui/info_panel.html
@@ -1,4 +1,4 @@
 <div id="{{id}}" class="alert alert-warning">
     <div class="ui-pnotify-icon"><span class="fas fa-exclamation fa-fw fa-lg"></span></div>
-    <h4 class="ui-pnotify-title">Scheduled maintenance: Update v1.5.1 <i class="fas fa-long-arrow-alt-right"></i> v1.5.2; Shutdown: ~21:30 (UTC). ETA ~22:00 (UTC)</h4>
+    <h4 class="ui-pnotify-title">Scheduled maintenance: Update v1.5.2 <i class="fas fa-long-arrow-alt-right"></i> v1.5.3; Shutdown: ~13:00 (UTC). ETA ~13:30 (UTC)</h4>
 </div>
diff --git a/public/templates/ui/notice.html b/public/templates/ui/notice.html
index ba2c886b..e6665873 100644
--- a/public/templates/ui/notice.html
+++ b/public/templates/ui/notice.html
@@ -10,13 +10,13 @@
                     <div class="row">
                         <div class="col-sm-6">
                             <ul class="list-unstyled text-left">
-                                <li><i class="fas fa-fw fa-angle-right"></i>New connection "size" flags for wormholes <a target="_blank" href="//github.com/exodus4d/pathfinder/issues/568" rel="noopener">#568</a></li>
-                                <li><i class="fas fa-fw fa-angle-right"></i>New "jump history" breadcrumb added to header <a target="_blank" href="//github.com/exodus4d/pathfinder/issues/812" rel="noopener">#812</a></li>
+                                <li><i class="fas fa-fw fa-angle-right"></i>Fixed duplicated wormhole jump logs <a target="_blank" href="//github.com/exodus4d/pathfinder/issues/822" rel="noopener">#822</a></li>
+                                <li><i class="fas fa-fw fa-angle-right"></i>Fixed issue where systems can not be delete <a target="_blank" href="//github.com/exodus4d/pathfinder/issues/820" rel="noopener">#820</a></li>
                             </ul>
                         </div>
                         <div class="col-sm-6">
                             <ul class="list-unstyled text-left">
-                                <li><i class="fas fa-fw fa-angle-right"></i>New map "zoom" and map "move" options <a target="_blank" href="//github.com/exodus4d/pathfinder/issues/791" rel="noopener">#791</a></li>
+                                <li><i class="fas fa-fw fa-angle-right"></i>Fixed "empty system body" shows <a target="_blank" href="//github.com/exodus4d/pathfinder/issues/823" rel="noopener">#823</a></li>
                                 <li><i class="fas fa-fw fa-angle-double-right"></i>Many more improvements/fixes. Complete <a href="javascript:void(0)" class="pf-navbar-version-info">changelog</a></li>
                             </ul>
                         </div>