diff --git a/web_src/js/features/tablesort.js b/web_src/js/features/tablesort.js
index 55238ac0ac..1fc2a4bd56 100644
--- a/web_src/js/features/tablesort.js
+++ b/web_src/js/features/tablesort.js
@@ -1,8 +1,8 @@
 export default function initTableSort() {
   for (const header of document.querySelectorAll('th[data-sortt-asc]') || []) {
-    const sorttAsc = header.getAttribute('sortt-asc');
-    const sorttDesc = header.getAttribute('sortt-desc');
-    const sorttDefault = header.getAttribute('sortt-default');
+    const sorttAsc = header.getAttribute('data-sortt-asc');
+    const sorttDesc = header.getAttribute('data-sortt-desc');
+    const sorttDefault = header.getAttribute('data-sortt-default');
     header.addEventListener('click', () => {
       tableSort(sorttAsc, sorttDesc, sorttDefault);
     });