diff --git a/htdocs/samples/data_label.html b/htdocs/samples/data_label.html
index e42593b..e29258f 100644
--- a/htdocs/samples/data_label.html
+++ b/htdocs/samples/data_label.html
@@ -13,7 +13,7 @@
     <div id="chart8"></div>
     <div id="chart9" style="width:33%;"></div>
 
-    <script src="/js/d3.min.js" charset="utf-8"></script>
+    <script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script>
     <script src="/js/c3.js"></script>
     <script>