diff --git a/config/plugins/visualizations/common/templates/chart_entry_point.mako b/config/plugins/visualizations/common/templates/chart_entry_point.mako
index 13e64580391..2ec6e28303e 100644
--- a/config/plugins/visualizations/common/templates/chart_entry_point.mako
+++ b/config/plugins/visualizations/common/templates/chart_entry_point.mako
@@ -9,15 +9,6 @@
     %endif
 </%def>
 <%def name="javascripts()">
-    <script type="text/javascript">
-        var Galaxy = Galaxy || parent.Galaxy || {
-            root    : '${h.url_for( "/" )}',
-            config  : {},
-            emit    : {
-                debug: function() {}
-            }
-        };
-    </script>
     ${h.js('libs/jquery/jquery',
            'libs/jquery/jquery-ui',
            'bundled/libs.chunk',
@@ -26,8 +17,8 @@
     <%src_path = script_attributes.get("src") %>
     <script type="text/javascript" src="${static_url}${src_path}"></script>
     <script type="text/javascript">
-        $(function() {
-            var config = ${h.dumps(config)};
+        config.addInitialization(function() {
+            let dump = ${h.dumps(config)};
             var load = "${script_attributes.get("load")}";
             if (!bundleEntries[load]) {
                 load = "load";
@@ -39,8 +30,8 @@
                     visualization_id: ${h.dumps(visualization_id)} || undefined,
                     visualization_name: ${h.dumps(visualization_name)},
                     visualization_plugin: ${h.dumps(visualization_plugin)},
-                    dataset_id: config.dataset_id,
-                    chart_dict: config.chart_dict,
+                    dataset_id: dump.dataset_id,
+                    chart_dict: dump.chart_dict,
                     chart_load: bundleEntries[load]
                 });
                 $('body').css("overflow", "hidden")