diff --git a/app/webroot/css/co-base.css b/app/webroot/css/co-base.css
index 3521f9c2d..766b774e7 100644
--- a/app/webroot/css/co-base.css
+++ b/app/webroot/css/co-base.css
@@ -1382,7 +1382,8 @@ ul.form-list li .field {
   margin: 0;
   padding: 0.75em;
 }
-ul.form-list li .field:hover {
+ul.form-list li .field:hover,
+ul.form-list li fieldset:hover {
   background-color: var(--cmg-color-bg-001);
 }
 ul.form-list li.fields-submit {