diff --git a/modules/warorder/api_buylv.go b/modules/warorder/api_buylv.go
index 97acd23fe..60b269a34 100644
--- a/modules/warorder/api_buylv.go
+++ b/modules/warorder/api_buylv.go
@@ -19,6 +19,7 @@ func (this *apiComp) BuyLv(session comm.IUserSession, req *pb.WarorderBuyLvReq)
 		expconf   *cfg.GamePassCheckExpData
 		info      *pb.DBWarorders
 		dwarorder *pb.DreamWarorder
+		exp       int32
 		err       error
 		ok        bool
 	)
@@ -61,6 +62,15 @@ func (this *apiComp) BuyLv(session comm.IUserSession, req *pb.WarorderBuyLvReq)
 		return
 	}
 
+	if expconf, err = this.module.configure.getWarorderLvp(dwarorder.Lv, req.Rtype); err != nil {
+		errdata = &pb.ErrorData{
+			Code:    pb.ErrorCode_ConfigNoFound,
+			Title:   pb.ErrorCode_ConfigNoFound.ToString(),
+			Message: err.Error(),
+		}
+		return
+	}
+	exp = dwarorder.Exp - expconf.Parameter
 	if dwarorder.Lv >= req.Lv {
 		errdata = &pb.ErrorData{
 			Code:    pb.ErrorCode_ReqParameterError,
@@ -78,7 +88,7 @@ func (this *apiComp) BuyLv(session comm.IUserSession, req *pb.WarorderBuyLvReq)
 		}
 		return
 	}
-	dwarorder.Exp = expconf.Parameter
+	dwarorder.Exp = expconf.Parameter + exp
 	dwarorder.Lv = expconf.Id
 	if err = this.module.model.updateUserWarorders(session.GetUserId(), info); err != nil {
 		errdata = &pb.ErrorData{