diff --git a/index_4.5.html b/index_4.5.html
index 87c8262..5ec4fab 100644
--- a/index_4.5.html
+++ b/index_4.5.html
@@ -30,7 +30,6 @@
 <script type="text/javascript" src="https://bundle.run/sparqljs@3.4.1"></script>
 <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/js-cookie@3.0.1/dist/js.cookie.min.js"></script>
 <!--
-<script type="module" src="https://tacitus.isti.cnr.it/luk/js/syntgraph.js"></script>
    -->
 <script type="module" src="https://hdnlab1.isti.cnr.it/d3search/js/syntgraph.js"></script>
 <script	src="https://hdnlab1.isti.cnr.it/d3search/node_modules/commarcdiag/d3.js"></script>