diff --git a/browser/components/BrowserGlue.sys.mjs b/browser/components/BrowserGlue.sys.mjs
index b8b6d30f0b3c968a8615ca601e06e50261d0dae6..5c2b718b902aed2ef8d7a4b622ba882ee937c655 100644
--- a/browser/components/BrowserGlue.sys.mjs
+++ b/browser/components/BrowserGlue.sys.mjs
@@ -106,6 +106,7 @@ ChromeUtils.defineESModuleGetters(lazy, {
   WindowsGPOParser: "resource://gre/modules/policies/WindowsGPOParser.sys.mjs",
   clearTimeout: "resource://gre/modules/Timer.sys.mjs",
   setTimeout: "resource://gre/modules/Timer.sys.mjs",
+  gZenUIMigration: "chrome://browser/content/zen-components/ZenUIMigration.mjs",
 });
 
 XPCOMUtils.defineLazyServiceGetters(lazy, {
@@ -1896,7 +1897,7 @@ BrowserGlue.prototype = {
     lazy.TabCrashHandler.init();
 
     lazy.ProcessHangMonitor.init();
-
+    lazy.gZenUIMigration.init(this._isNewProfile, aWindow);
     // A channel for "remote troubleshooting" code...
     let channel = new lazy.WebChannel(
       "remote-troubleshooting",