diff --git a/business/jxstore/cms/store_sku.go b/business/jxstore/cms/store_sku.go
index 86a7ccece..050f2650b 100644
--- a/business/jxstore/cms/store_sku.go
+++ b/business/jxstore/cms/store_sku.go
@@ -2479,7 +2479,9 @@ func updateStoreSkusSaleWithoutSync(ctx *jxcontext.Context, storeID int, skuBind
 					model.FieldMtwmSyncStatus: skuBind.MtwmSyncStatus | model.SyncFlagSaleMask,
 					model.FieldTaoSyncStatus:  skuBind.TaoSyncStatus | model.SyncFlagSaleMask,
 					model.FieldDdSyncStatus:   skuBind.DdSyncStatus | model.SyncFlagSaleMask,
-					"Stock":                   v.Stock,
+				}
+				if v.Stock != nil {
+					kvs["Stock"] = v.Stock
 				}
 				if utils.IsTimeZero(autoSaleTime) || skuBind.Status == model.SkuStatusNormal {
 					kvs["AutoSaleAt"] = utils.DefaultTimeValue