diff --git a/content/multipledataset.html b/content/multipledataset.html
index fc8eac57..8287a2c6 100644
--- a/content/multipledataset.html
+++ b/content/multipledataset.html
@@ -24,7 +24,7 @@ draft: false
 <script src="/js/selectSelectAll.js"></script>
 <script src="https://unpkg.com/simple-statistics@7.0.2/dist/simple-statistics.min.js"></script>
 <script src="https://cdn.jsdelivr.net/npm/bowser@2.5.3/es5.min.js"></script>
-<script src="/js/NumberUtils.js"></script>
+<script src="/js/numberUtils.js"></script>
 <script>
   function adjustSticky(){
     const height=$("nav").height()