diff --git a/json/discount_marketing_list.json b/json/discount_marketing_list.json
index 1a0f2b7..1a08a70 100644
--- a/json/discount_marketing_list.json
+++ b/json/discount_marketing_list.json
@@ -86,7 +86,7 @@
 				},
 				"params_mapping": {
 					"mapping": {
-						"id": "mkt_id"
+						"id": "id"
 					},
 					"need_other": false
 				},
diff --git a/wwwroot/api/gen_promo_from_mkt.dspy b/wwwroot/api/gen_promo_from_mkt.dspy
index 1ea6c77..e578bee 100644
--- a/wwwroot/api/gen_promo_from_mkt.dspy
+++ b/wwwroot/api/gen_promo_from_mkt.dspy
@@ -1,6 +1,5 @@
 # 从营销方案直接生成促销码（toolbar 工具按钮调用）
-# 参数 mkt_id = 选中行的 id 字段（params_mapping: id → mkt_id）
-mkt_id = params_kw.get('mkt_id', '')
+mkt_id = params_kw.get('id', '')
 if not mkt_id:
     return {"widgettype": "Error", "options": {"title": "操作失败", "message": "缺少方案ID", "cwidth": 16, "cheight": 9, "timeout": 3}}