diff --git a/app/common/model/task_template/TaskTemplate.php b/app/common/model/task_template/TaskTemplate.php
index e3b145672..3e7f36051 100644
--- a/app/common/model/task_template/TaskTemplate.php
+++ b/app/common/model/task_template/TaskTemplate.php
@@ -40,4 +40,12 @@ class TaskTemplate extends BaseModel
     {
         return $this->hasOne(DictData::class, 'id', 'type')->bind(['type_name'=>'name']);
     }
+
+    public function getExtendAttr($value){
+        if($value==null){
+            return [];
+        }else{
+            return json_decode($value,true);
+        }
+    }
 }
\ No newline at end of file