diff --git a/backend/modules/goods/migrations/m191211_092335_update_column_sort_order_in_table_atg_goods.php b/backend/modules/goods/migrations/m191211_092335_update_column_sort_order_in_table_atg_goods.php
new file mode 100644
index 0000000..4b3e960
--- /dev/null
+++ b/backend/modules/goods/migrations/m191211_092335_update_column_sort_order_in_table_atg_goods.php
@@ -0,0 +1,22 @@
+<?php
+
+use yii\db\Migration;
+
+/**
+ * Class m191211_092335_update_column_sort_order_in_table_atg_goods
+ */
+class m191211_092335_update_column_sort_order_in_table_atg_goods extends Migration
+{
+    public function up()
+    {
+        $this->dropColumn('atg_goods', 'sort_order');
+        $this->addColumn('atg_goods', 'sort_order', $this->smallInteger(3)->defaultValue("999")->comment('排序'));
+    }
+
+    public function down()
+    {
+        $this->dropColumn('atg_goods', 'sort_order');
+        $this->addColumn('atg_goods', 'sort_order', $this->smallInteger(3)->defaultValue(null)->comment('排序'));
+        return true;
+    }
+}