diff --git a/docs/example-trigger-sort.html b/docs/example-trigger-sort.html
index 6bffd41f..481f0f9c 100644
--- a/docs/example-trigger-sort.html
+++ b/docs/example-trigger-sort.html
@@ -41,12 +41,13 @@
 	<!-- Tablesorter: required -->
 	<link rel="stylesheet" href="../css/theme.blue.css">
 	<script src="../js/jquery.tablesorter.js"></script>
+	<script src="../js/jquery.tablesorter.widgets.js"></script>
 
 	<script id="js">$(function() {
 
 	$("table").tablesorter({
 		theme: 'blue',
-		widgets: ['zebra']
+		widgets: ['zebra', 'columns']
 	});
 
 	// sort using data-sort attribute value