diff --git a/src/browser/base/content/ZenUIManager.mjs b/src/browser/base/content/ZenUIManager.mjs
new file mode 100644
index 000000000..8a030b28c
--- /dev/null
+++ b/src/browser/base/content/ZenUIManager.mjs
@@ -0,0 +1,4 @@
+
+var gZenUIManager = {
+
+};
diff --git a/src/browser/base/content/zen-scripts.inc.xhtml b/src/browser/base/content/zen-scripts.inc.xhtml
index c04801de2..db32aeabd 100644
--- a/src/browser/base/content/zen-scripts.inc.xhtml
+++ b/src/browser/base/content/zen-scripts.inc.xhtml
@@ -1,5 +1,6 @@
 <script type="text/javascript">
 window.addEventListener("DOMContentLoaded", () => {
+  Services.scriptloader.loadSubScript("chrome://browser/content/ZenUIManager.mjs");
   Services.scriptloader.loadSubScript("chrome://browser/content/ZenWorkspaces.mjs");
   Services.scriptloader.loadSubScript("chrome://browser/content/ZenSidebarManager.mjs");
   Services.scriptloader.loadSubScript("chrome://browser/content/ZenViewSplitter.mjs");
diff --git a/src/browser/base/content/zen-scripts.jar.inc.mn b/src/browser/base/content/zen-scripts.jar.inc.mn
index c7acc2d11..10bb4baef 100644
--- a/src/browser/base/content/zen-scripts.jar.inc.mn
+++ b/src/browser/base/content/zen-scripts.jar.inc.mn
@@ -1,6 +1,7 @@
         content/browser/zen-browser-places.js            (content/zen-browser-places.js)
         content/browser/zenThemeModifier.js              (content/zenThemeModifier.js)
         content/browser/ZenSidebarManager.mjs            (content/ZenSidebarManager.mjs)
+        content/browser/ZenUIManager.mjs                 (content/ZenUIManager.mjs)
         content/browser/ZenViewSplitter.mjs              (content/ZenViewSplitter.mjs)
         content/browser/ZenWorkspaces.mjs                 (content/ZenWorkspaces.mjs)
         
\ No newline at end of file