diff --git a/platform/mv3/chromium/manifest.json b/platform/mv3/chromium/manifest.json
index b3e77ccc2..49f1381b2 100644
--- a/platform/mv3/chromium/manifest.json
+++ b/platform/mv3/chromium/manifest.json
@@ -25,7 +25,7 @@
     "128": "img/icon_128.png"
   },
   "manifest_version": 3,
-  "minimum_chrome_version": "118.0",
+  "minimum_chrome_version": "119.0",
   "name": "__MSG_extName__",
   "options_page": "dashboard.html",
   "optional_host_permissions": [
diff --git a/platform/mv3/extension/js/scripting-manager.js b/platform/mv3/extension/js/scripting-manager.js
index 6502cbc0a..814343ebe 100644
--- a/platform/mv3/extension/js/scripting-manager.js
+++ b/platform/mv3/extension/js/scripting-manager.js
@@ -473,6 +473,7 @@ function registerScriptlet(context, scriptletDetails) {
             //   `MAIN` world not yet supported in Firefox
             if ( isGecko === false ) {
                 directive.world = 'MAIN';
+                directive.matchOriginAsFallback = true;
             }
 
             // register
diff --git a/platform/mv3/scriptlets/scriptlet.template.js b/platform/mv3/scriptlets/scriptlet.template.js
index f5a47483b..9ce165d09 100644
--- a/platform/mv3/scriptlets/scriptlet.template.js
+++ b/platform/mv3/scriptlets/scriptlet.template.js
@@ -20,11 +20,9 @@
 
 */
 
-/* jshint esversion:11 */
+/* eslint-disable indent */
 /* global cloneInto */
 
-'use strict';
-
 // ruleset: $rulesetId$
 
 /******************************************************************************/
@@ -40,7 +38,7 @@
 // Start of code to inject
 const uBOL_$scriptletName$ = function() {
 
-const scriptletGlobals = {}; // jshint ignore: line
+const scriptletGlobals = {}; // eslint-disable-line
 
 const argsList = self.$argsList$;
 
@@ -57,7 +55,19 @@ function $scriptletName$(){}
 /******************************************************************************/
 
 const hnParts = [];
-try { hnParts.push(...document.location.hostname.split('.')); }
+try {
+    let origin = document.location.origin;
+    if ( origin === 'null' ) {
+        const origins = document.location.ancestorOrigins;
+        for ( let i = 0; i < origins.length; i++ ) {
+            origin = origins[i];
+            if ( origin !== 'null' ) { break; }
+        }
+    }
+    const pos = origin.lastIndexOf('://');
+    if ( pos === -1 ) { return; }
+    hnParts.push(...origin.slice(pos+3).split('.'));
+}
 catch(ex) { }
 const hnpartslen = hnParts.length;
 if ( hnpartslen === 0 ) { return; }