diff --git a/app/Console/Tasks/CleanDemoDataTask.php b/app/Console/Tasks/CleanDemoDataTask.php
index b6de241d..24cba3df 100644
--- a/app/Console/Tasks/CleanDemoDataTask.php
+++ b/app/Console/Tasks/CleanDemoDataTask.php
@@ -38,7 +38,7 @@ class CleanDemoDataTask extends Task
         echo '------ start truncate tables ------' . PHP_EOL;
 
         $excludeTables = [
-            'kg_area', 'kg_migration', 'kg_nav', 'kg_page',
+            'kg_area', 'kg_migration', 'kg_migration_task', 'kg_nav', 'kg_page',
             'kg_reward', 'kg_role', 'kg_setting', 'kg_vip',
         ];