app/assets/javascripts/blacklight/hierarchy/blacklight_hierarchy_controller.js in blacklight-hierarchy-6.2.0 vs app/assets/javascripts/blacklight/hierarchy/blacklight_hierarchy_controller.js in blacklight-hierarchy-6.2.1

@@ -2,9 +2,16 @@
 
 export default class extends Controller {
   static targets = [ "list" ]
   connect() {
     this.element.classList.add("twiddle")
+
+    // If a child facet-value is selected, then expand the node
+    if (this.element.querySelector(':scope > span.selected')) {
+      this.element.classList.add('twiddle-open')
+      this.element.querySelectorAll(':scope > .collapse')
+        .forEach((collapsable) => collapsable.classList.add('show'))
+    }
   }
 
   toggle() {
     this.element.classList.toggle("twiddle-open")
   }