diff --git a/xCAT-UI/js/nodes/nodes.js b/xCAT-UI/js/nodes/nodes.js
index 729eb679a..bc43768a4 100644
--- a/xCAT-UI/js/nodes/nodes.js
+++ b/xCAT-UI/js/nodes/nodes.js
@@ -119,6 +119,8 @@ function loadGroups(data) {
 	
 	// Load nodes onclick
 	$('#groups').bind('select_node.jstree', function(event, data) {
+		// If there are subgroups, remove them
+		data.rslt.obj.children('ul').remove();
 		var thisGroup = jQuery.trim(data.rslt.obj.text());
 		if (thisGroup) {
 			// Clear nodes division