diff --git a/frontend/src/Utilities/Array/getIndexOfFirstCharacter.js b/frontend/src/Utilities/Array/getIndexOfFirstCharacter.js
index 165bb5cc1..d27cfd604 100644
--- a/frontend/src/Utilities/Array/getIndexOfFirstCharacter.js
+++ b/frontend/src/Utilities/Array/getIndexOfFirstCharacter.js
@@ -2,7 +2,7 @@ import _ from 'lodash';
 
 export default function getIndexOfFirstCharacter(items, character) {
   return _.findIndex(items, (item) => {
-    const firstCharacter = item.sortTitle.charAt(0);
+    const firstCharacter = item.sortName.charAt(0);
 
     if (character === '#') {
       return !isNaN(firstCharacter);