diff --git a/docs/pages/whats-new.html b/docs/pages/whats-new.html
index 52759343ad..76c8d11529 100644
--- a/docs/pages/whats-new.html
+++ b/docs/pages/whats-new.html
@@ -63,7 +63,7 @@ <h3 class="mt-2 mb-2">Other releases</h3>
     <div class="accordion" id="other-releases">
         <div class="accordion-item" th:each="otherRelease : ${otherReleases}">
             <h2 class="accordion-header">
-                <button class="accordion-button d-flex gap-2"
+                <button class="accordion-button d-flex gap-2 collapsed"
                         type="button"
                         data-bs-toggle="collapse"
                         th:attr="data-bs-target='#collapse-' + ${otherRelease.slug}, aria-controls='collapse-' + ${otherRelease.slug}">