diff --git a/business/jxstore/partner/pdd/union.go b/business/jxstore/partner/pdd/union.go
index e5d227086..09da7c3ab 100644
--- a/business/jxstore/partner/pdd/union.go
+++ b/business/jxstore/partner/pdd/union.go
@@ -72,6 +72,7 @@ func (s *UnionHandler) GetUnionMatterList(ctx *jxcontext.Context, vendorCatID, k
 	var (
 		goodsList []*partner.GoodsList
 	)
+	list = &partner.MatterList{}
 	params := &pddapi.GoodsSearchParam{
 		CatID:    utils.Str2Int(vendorCatID),
 		Keyword:  keyword,