diff --git a/blocks/cards/cards.js b/blocks/cards/cards.js
index 58993b13d3..016481686a 100644
--- a/blocks/cards/cards.js
+++ b/blocks/cards/cards.js
@@ -12,7 +12,7 @@ export default function decorate(block) {
     });
     ul.append(li);
   });
-  ul.querySelectorAll('img').forEach((img) => img.closest('picture').replaceWith(createOptimizedPicture(img.src, img.alt, false, [{ width: '750' }])));
+  ul.querySelectorAll('picture > img').forEach((img) => img.closest('picture').replaceWith(createOptimizedPicture(img.src, img.alt, false, [{ width: '750' }])));
   block.textContent = '';
   block.append(ul);
 }