diff --git a/business/jxstore/cms/sync_store_sku.go b/business/jxstore/cms/sync_store_sku.go
index e2bb3e504..4a5747c43 100644
--- a/business/jxstore/cms/sync_store_sku.go
+++ b/business/jxstore/cms/sync_store_sku.go
@@ -506,7 +506,7 @@ func syncStoreSkuNew(ctx *jxcontext.Context, parentTask tasksch.ITask, causeFlag
 		for _, v := range list1 {
 			skuNameMap[v.NameID] = v
 		}
-		list1 = list1[:]
+		list1 = list1[0:0]
 		for _, v := range skuNameMap {
 			list1 = append(list1, v)
 		}