diff --git a/directory.js b/directory.js
index b288dcb..b140e7e 100644
--- a/directory.js
+++ b/directory.js
@@ -53,7 +53,7 @@ function appendLink() {
   row_links.append(link, slider, column_nr, column_label, enhanced_checkbox, enhance_label);
 
   var tr = document.createElement("tr");
-  tr.classList.add("coNavdocument.getElementByIdroup");
+  tr.classList.add("coNavGroup");
   tr.append(row_header, row_links);
   tr.id = "kf-trombi_row";