diff --git a/Data/update.sql b/Data/update.sql
index a4ebc12d7..ba767c440 100644
--- a/Data/update.sql
+++ b/Data/update.sql
@@ -392,3 +392,6 @@ CREATE TABLE `tab_promote_coin_transfer_log` (
`create_time` int(11) unsigned NOT NULL DEFAULT '0' COMMENT '创建时间',
PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
+
+ALTER TABLE `tab_downloadlog`
+ CHANGE COLUMN `conditions` `conditions` VARCHAR(20480) NULL DEFAULT '[]' COMMENT '下载筛选条件' AFTER `content`;