diff --git a/smzdm_task.js b/smzdm_task.js
index cdaa027..3056958 100644
--- a/smzdm_task.js
+++ b/smzdm_task.js
@@ -62,7 +62,7 @@ class SmzdmNormalTaskBot extends SmzdmTaskBot {
     if (isSuccess) {
       let tasks = [];
 
-      if (data.data.rows[0]) {
+      if (data.data.rows[0]?.cell_data?.activity_task?.default_list_v2) {
         data.data.rows[0].cell_data.activity_task.default_list_v2.forEach(item => {
           tasks = tasks.concat(item.task_list);
         });