diff --git a/aio/package.json b/aio/package.json
index 41b3d778628..6dfc9edbdc1 100644
--- a/aio/package.json
+++ b/aio/package.json
@@ -35,7 +35,7 @@
     "set-opensearch-url": "node --eval \"const sh = require('shelljs'); sh.set('-e'); sh.sed('-i', /PLACEHOLDER_URL/g, process.argv[1], 'dist/assets/opensearch.xml');\"",
     "presmoke-tests": "yarn update-webdriver",
     "smoke-tests": "protractor tests/deployment/e2e/protractor.conf.js --suite smoke --baseUrl",
-    "test-a11y-score": "node scripts/test-aio-a11y",
+    "test-a11y-score": "node scripts/test-aio-a11y.mjs",
     "test-a11y-score-localhost": "run-p --race \"~~light-server -s dist -p 4200 --quiet\" \"test-a11y-score http://localhost:4200\" --",
     "test-pwa-score": "run-s \"~~audit-web-app {1} all:0,pwa:{2} {3}\" --",
     "test-pwa-score-localhost": "run-p --race \"~~light-server -s dist -p 4200 --quiet\" \"test-pwa-score http://localhost:4200 {1} {2}\" --",
@@ -69,7 +69,7 @@
     "build-404-page": "node scripts/build-404-page",
     "update-webdriver": "node ../scripts/webdriver-manager-update.js",
     "security-lint": "tsec -p tsconfig.app.json",
-    "~~audit-web-app": "node scripts/audit-web-app",
+    "~~audit-web-app": "node scripts/audit-web-app.mjs",
     "~~check-env": "node scripts/check-environment",
     "~~clean-generated": "node --eval \"require('shelljs').rm('-rf', 'src/generated')\"",
     "pre~~build": "yarn ~~build-ce-es5-polyfills && yarn ~~build-ngsw-config",
@@ -162,8 +162,8 @@
     "karma-jasmine": "~4.0.0",
     "karma-jasmine-html-reporter": "^1.5.0",
     "light-server": "^2.9.1",
-    "lighthouse": "^8.1.0",
-    "lighthouse-logger": "^1.2.0",
+    "lighthouse": "^8.5.1",
+    "lighthouse-logger": "^1.3.0",
     "lodash": "^4.17.21",
     "lunr": "^2.3.9",
     "npm-run-all": "^4.1.5",
diff --git a/aio/scripts/audit-web-app.js b/aio/scripts/audit-web-app.mjs
similarity index 95%
rename from aio/scripts/audit-web-app.js
rename to aio/scripts/audit-web-app.mjs
index a2651948134..c7e5ad708ed 100644
--- a/aio/scripts/audit-web-app.js
+++ b/aio/scripts/audit-web-app.mjs
@@ -1,10 +1,9 @@
 #!/bin/env node
-'use strict';
 
 /**
  * Usage:
  * ```sh
- * node scripts/audit-web-app <url> <min-scores> [<log-file>]
+ * node scripts/audit-web-app.mjs <url> <min-scores> [<log-file>]
  * ```
  *
  * Runs audits against the specified URL on specific categories (accessibility, best practices, performance, PWA, SEO).
@@ -27,10 +26,10 @@
  */
 
 // Imports
-const lighthouse = require('lighthouse');
-const printer = require('lighthouse/lighthouse-cli/printer');
-const logger = require('lighthouse-logger');
-const puppeteer = require('puppeteer');
+import lighthouse from 'lighthouse';
+import * as printer from 'lighthouse/lighthouse-cli/printer.js';
+import logger from 'lighthouse-logger';
+import puppeteer from 'puppeteer';
 
 // Constants
 const AUDIT_CATEGORIES = ['accessibility', 'best-practices', 'performance', 'pwa', 'seo'];
diff --git a/aio/scripts/test-aio-a11y.js b/aio/scripts/test-aio-a11y.mjs
similarity index 81%
rename from aio/scripts/test-aio-a11y.js
rename to aio/scripts/test-aio-a11y.mjs
index 3afe1739029..126cf035e7b 100644
--- a/aio/scripts/test-aio-a11y.js
+++ b/aio/scripts/test-aio-a11y.mjs
@@ -1,10 +1,9 @@
 #!/bin/env node
-'use strict';
 
 /**
  * Usage:
  * ```sh
- * node scripts/test-aio-a11y <origin>
+ * node scripts/test-aio-a11y.mjs <origin>
  * ```
  *
  * Runs accessibility audits on several (pre-defined) pages on the specified origin. It fails, if
@@ -15,7 +14,10 @@
  */
 
 // Imports
-const sh = require('shelljs');
+import {dirname} from 'path';
+import sh from 'shelljs';
+import {fileURLToPath} from 'url';
+
 sh.set('-e');
 
 // Constants
@@ -32,7 +34,8 @@ const MIN_SCORES_PER_PAGE = {
 };
 
 // Run
-const auditWebAppCmd = `"${process.execPath}" "${__dirname}/audit-web-app"`;
+const __dirname = dirname(fileURLToPath(import.meta.url));
+const auditWebAppCmd = `"${process.execPath}" "${__dirname}/audit-web-app.mjs"`;
 const origin = process.argv[2];
 for (const [page, minScore] of Object.entries(MIN_SCORES_PER_PAGE)) {
   sh.exec(`${auditWebAppCmd} ${origin}/${page} accessibility:${minScore}`);
diff --git a/aio/yarn.lock b/aio/yarn.lock
index f3574576ecd..ad0167ed933 100644
--- a/aio/yarn.lock
+++ b/aio/yarn.lock
@@ -7487,7 +7487,7 @@ light-server@^2.9.1:
     strip-json-comments "^3.1.1"
     ws "^7.3.1"
 
-lighthouse-logger@^1.0.0, lighthouse-logger@^1.2.0, lighthouse-logger@^1.3.0:
+lighthouse-logger@^1.0.0, lighthouse-logger@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/lighthouse-logger/-/lighthouse-logger-1.3.0.tgz#ba6303e739307c4eee18f08249524e7dafd510db"
   integrity sha512-BbqAKApLb9ywUli+0a+PcV04SyJ/N1q/8qgCNe6U97KbPCS1BTksEuHFLYdvc8DltuhfxIUBqDZsC0bBGtl3lA==
@@ -7500,7 +7500,7 @@ lighthouse-stack-packs@^1.5.0:
   resolved "https://registry.yarnpkg.com/lighthouse-stack-packs/-/lighthouse-stack-packs-1.5.0.tgz#c191f2b94db21602254baaebfb0bb90307a00ffa"
   integrity sha512-ntVOqFsrrTQYrNf+W+sNE9GjddW+ab5QN0WrrCikjMFsUvEQ28CvT0SXcHPZXFtcsb1lMSuVaNCmEuj7oXtYGQ==
 
-lighthouse@^8.1.0:
+lighthouse@^8.5.1:
   version "8.5.1"
   resolved "https://registry.yarnpkg.com/lighthouse/-/lighthouse-8.5.1.tgz#0cf4f2d3ebf67e40cd14fcbb027c9d5fb3cfa912"
   integrity sha512-phe3g77N5AE5pf5TARUBb9uHLvvzwpd2z/S0G+6KrC5ShEe2laSxkiiTLo/jYxsrmy5kL7qohVztdOuafy4HGQ==