diff --git a/themes/luci-theme-bootstrap/htdocs/luci-static/bootstrap/cascade.css b/themes/luci-theme-bootstrap/htdocs/luci-static/bootstrap/cascade.css
index 9c8bef47ff..e587178c96 100644
--- a/themes/luci-theme-bootstrap/htdocs/luci-static/bootstrap/cascade.css
+++ b/themes/luci-theme-bootstrap/htdocs/luci-static/bootstrap/cascade.css
@@ -1117,7 +1117,7 @@ header .dropdown-menu a.hover,
 	font-weight: bold;
 }
 
-.cbi-tabcontainer > fieldset > legend {
+.cbi-tabcontainer > fieldset.cbi-section[id] > legend {
 	display: none;
 }