diff --git a/platform/mv3/extension/js/scripting-manager.js b/platform/mv3/extension/js/scripting-manager.js
index 23a6444ea..6bd20a7e8 100644
--- a/platform/mv3/extension/js/scripting-manager.js
+++ b/platform/mv3/extension/js/scripting-manager.js
@@ -139,6 +139,7 @@ function registerHighGeneric(context, genericDetails) {
     const directive = {
         id: 'css-generichigh',
         css,
+        allFrames: true,
         matches,
         excludeMatches,
         runAt: 'document_end',