diff --git a/src/browser_utils.js b/src/browser_utils.js
index a021f0e5..033673a8 100644
--- a/src/browser_utils.js
+++ b/src/browser_utils.js
@@ -337,11 +337,13 @@ async function createUserProfileDir(config) {
 /**
  * Get the text content of an error or warning page inserted by the browser.
  * The most common one is a page for an HTTPS-Error or lack of HTTPS.
- * @param {import('puppeteer').Page} page
+ * @param {import('puppeteer').Page | import('puppeteer').Frame} pageOrFrame
  * @param {Error} error
  * @param {Promise<Error>}
  */
-async function enhanceError(config, page, error) {
+async function enhanceError(config, pageOrFrame, error) {
+    const page = pageOrFrame._frameManager._page;
+    // Frames don't have an isClosed()
     if (!page.isClosed()) {
         // Check if the page is injected by the browser like for an insecure
         // form submission in Chrome.