diff --git a/javascript.html b/javascript.html
index 9d39c0a886e7ccc93a30c3bb157d6bf099e47fee..d39d9c321ed1ca7f956c58c7b7fb75ea0756b922 100644
--- a/javascript.html
+++ b/javascript.html
@@ -1556,7 +1556,7 @@ $('#myCollapsible').on('hidden.bs.collapse', function () {
 {% endhighlight %}
 <div class="bs-callout bs-callout-info">
   <h4>Glyphicon Alternative</h4>
-  <p>With <a href="/css/#glyphicons">Glyphicons</a> available, you may choose to style the left and right toggle buttons with <code>.glyphicon-chevron-left</code> and <code>.glyphicon-chevron-right</code>.</p>
+  <p>With <a href="/css/#glyphicons">Glyphicons</a> available, you may choose to style the left and right toggle buttons with <code>.glyphicon .glyphicon-chevron-left</code> and <code>.glyphicon .glyphicon-chevron-right</code>.</p>
 </div>
 
             <h3>Optional captions</h3>