diff --git a/pkg/extension/src/scripts/content/prepare-content.js b/pkg/extension/src/scripts/content/prepare-content.js
index ecf808fd3..fd58f4970 100644
--- a/pkg/extension/src/scripts/content/prepare-content.js
+++ b/pkg/extension/src/scripts/content/prepare-content.js
@@ -143,7 +143,7 @@
    * capture them separately and concatenate them here with head and body tags
    * preserved.
    */
-    const contentCopyHtml = `<head>${document.head.innerHTML}</head><body>${contentCopyEl.innerHTML}</body>`;
+    const contentCopyHtml = `<html><head>${document.head.innerHTML}</head><body>${contentCopyEl.innerHTML}</body></html>`;
     // Cleaning up the copy element
     contentCopyEl.remove();
     return contentCopyHtml;
