diff --git a/packages/browser-extension/src/manifest.json b/packages/browser-extension/src/manifest.json
index bfae44c..86fcf87 100644
--- a/packages/browser-extension/src/manifest.json
+++ b/packages/browser-extension/src/manifest.json
@@ -1,7 +1,7 @@
 {
   "manifest_version": 3,
   "name": "Cookie Dialog Monster",
-  "version": "7.2.0",
+  "version": "7.2.1",
   "default_locale": "en",
   "description": "__MSG_appDesc__",
   "icons": {
diff --git a/packages/browser-extension/src/scripts/content.js b/packages/browser-extension/src/scripts/content.js
index a7df810..5d79055 100644
--- a/packages/browser-extension/src/scripts/content.js
+++ b/packages/browser-extension/src/scripts/content.js
@@ -406,7 +406,7 @@ function run(params = {}) {
     if (params.elements === undefined && params.containers?.length) {
       clean(
         params.containers
-          .flatMap((container) => document.querySelector(container).children)
+          .flatMap((container) => document.querySelector(container)?.children ?? [])
           .flatMap((node) => filterNodeEarly(node))
       );
     }