diff --git a/browser/components/preferences/preferences.js b/browser/components/preferences/preferences.js
index 94612d8e28af58fcb04914440348b899a0a1e08f..da3b1ffd09745d09589283356d1001dbfb76a468 100644
--- a/browser/components/preferences/preferences.js
+++ b/browser/components/preferences/preferences.js
@@ -132,6 +132,7 @@ ChromeUtils.defineLazyGetter(this, "gSubDialog", function () {
       styleSheets: [
         "chrome://browser/skin/preferences/dialog.css",
         "chrome://browser/skin/preferences/preferences.css",
+        "chrome://browser/skin/preferences/zen-preferences.css",
       ],
       resizeCallback: async ({ title, frame }) => {
         // Search within main document and highlight matched keyword.
@@ -471,6 +472,8 @@ const CONFIG_PANES = Object.freeze({
   tabsBrowsing: {
     l10nId: "tabs-browsing-section",
     groupIds: [
+      "defaultBrowserHome",
+      "startupHome",
       "browserLayout",
       "tabs",
       "pageNavigation",
@@ -518,7 +521,7 @@ function register_module(categoryName, categoryObject) {
       }
       this._initted = true;
       let template = document.getElementById("template-" + categoryName);
-      if (template && !srdSectionPrefs.all) {
+      if (template && (!srdSectionPrefs.all || categoryName.startsWith("paneZen"))) {
         // Replace the template element with the nodes inside of it.
         template.replaceWith(template.content);
 
@@ -562,6 +565,10 @@ function init_all() {
   register_module("paneHome", gHomePane);
   register_module("paneSearch", gSearchPane);
   register_module("panePrivacy", gPrivacyPane);
+  register_module("paneZenLooks", gZenLooksAndFeel);
+  register_module("paneZenTabManagement", gZenWorkspacesSettings);
+  register_module("paneZenCKS", gZenCKSSettings);
+  register_module("paneZenMarketplace", gZenMarketplaceManager);
 
   // Restore the cached Firefox Labs nav button visibility so it shows
   // immediately when recipes are expected to be available, before