diff --git a/modules/items/modelitems.go b/modules/items/modelitems.go
index f9680c669..dc13e7309 100644
--- a/modules/items/modelitems.go
+++ b/modules/items/modelitems.go
@@ -610,7 +610,6 @@ func (this *ModelItemsComp) useitem(session comm.IUserSession, gid string, amoun
 	var (
 		item   *pb.DB_UserItemData
 		itemcf *cfg.GameItemData
-		prop   []*cfg.GameDropData
 		err    error
 	)
 	if item, err = this.module.modelItems.QueryUserPackByGridId(session.GetUserId(), gid); err != nil {
@@ -717,11 +716,14 @@ func (this *ModelItemsComp) useitem(session comm.IUserSession, gid string, amoun
 			}
 		}
 	case itemuse_optionalbox: //自选宝箱
-		if prop = this.module.configure.GetDropData(itemcf.BoxId); prop == nil {
+		var (
+			lottery *cfg.GameLotteryData
+		)
+		if lottery, err = this.module.ModuleTools.GetGroupDataByLotteryId(slt); err != nil {
 			errdata = &pb.ErrorData{
 				Code:    pb.ErrorCode_ConfigNoFound,
 				Title:   pb.ErrorCode_ConfigNoFound.ToString(),
-				Message: fmt.Sprintf("掉落组未找到:%d", itemcf.BoxId),
+				Message: fmt.Sprintf("掉落组未找到:%d", slt),
 			}
 			return
 		}
@@ -729,26 +731,11 @@ func (this *ModelItemsComp) useitem(session comm.IUserSession, gid string, amoun
 			return
 		}
 		var sale []*cfg.Gameatn
-		for _, v := range prop {
-			if v.Id == slt {
-				for _, v1 := range v.Prize {
-					sale = append(sale, &cfg.Gameatn{
-						A: v1.A,
-						T: v1.T,
-						N: v1.N * int32(amount),
-					})
-				}
-			}
-		}
-		if sale == nil {
-			this.module.Errorf("no found target sale:%v", slt)
-			errdata = &pb.ErrorData{
-				Code:  pb.ErrorCode_ReqParameterError,
-				Title: pb.ErrorCode_ReqParameterError.ToString(),
-			}
-			return
-		}
-
+		sale = append(sale, &cfg.Gameatn{
+			A: lottery.Itemid.A,
+			T: lottery.Itemid.T,
+			N: lottery.Itemid.N * int32(amount),
+		})
 		if errdata = this.module.DispenseRes(session, sale, true); errdata != nil {
 			return
 		}