diff --git a/application/api/controller/Index.php b/application/api/controller/Index.php
index b546df3..a08ae0f 100644
--- a/application/api/controller/Index.php
+++ b/application/api/controller/Index.php
@@ -986,8 +986,8 @@ class Index extends Api
             if (!empty($second_arr2[$k])) {
                 $second_arr[$k] = $second_arr2[$k];
                 foreach ($second_arr[$k] as $k3 => $v3) {
-                    $second_arr3[$k3]['xid'] = $v3['id'];
-                    $second_arr3[$k3]['title'] = $v3['class_con'];
+                    $second_arr3[$k]['xid'] = $v3['id'];
+                    $second_arr3[$k]['title'] = $v3['class_con'];
                 }
             }
 //            foreach ($second_arr3 as $k2 => $v2) {