diff --git a/src/models/file.js b/src/models/file.js
index 71ef29f..4a25856 100644
--- a/src/models/file.js
+++ b/src/models/file.js
@@ -356,7 +356,7 @@ class File {
                   return match.replace(/[^\d.,]/g, '').replace(/[^\d]/g, '.');
               }
           });
-          return `${result.at(-1)} EUR`
+          return `${result[result.length-1]} EUR`
       }
     return [];
   }