diff --git a/chart/templates/template.html b/chart/templates/template.html
index 111d516..81c1b83 100644
--- a/chart/templates/template.html
+++ b/chart/templates/template.html
@@ -2,7 +2,7 @@
 
 {{ line_chart.as_html }}
 
-<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.4.0/Chart.bundle.min.js"></script>
+<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.9.4/Chart.bundle.min.js"></script>
 
 </body>