diff --git a/docs/src/whatsnew/3.8.rst b/docs/src/whatsnew/3.8.rst
index c45b1e4902..9fa87a9337 100644
--- a/docs/src/whatsnew/3.8.rst
+++ b/docs/src/whatsnew/3.8.rst
@@ -49,6 +49,7 @@ v3.8.1 (04 Mar 2024)
    :color: primary
    :icon: alert
    :animate: fade-in
+   :open:
 
    The patches in this release of Iris include: