Did you catch the latest update from Google? Today they made some small changes to how they read XML sitemaps. But you don't have to worry about that - today's Yoast SEO 18.8 update already applies the latest standards. Read more about what's new in Yoast SEO 18.8 in our release post in English or our release post in Spanish!
Enhancements
- Removes XML sitemap image properties
title
andcaption
following deprecation by Google.