diff --git a/src/main/resources/db/migration/mysql/V7.3.4_20230331_1326__add_file_business.sql b/src/main/resources/db/migration/mysql/V7.3.4_20230331_1326__add_file_business.sql
index 67e45e33..35da38bd 100644
--- a/src/main/resources/db/migration/mysql/V7.3.4_20230331_1326__add_file_business.sql
+++ b/src/main/resources/db/migration/mysql/V7.3.4_20230331_1326__add_file_business.sql
@@ -1,5 +1,6 @@
 CREATE TABLE `sys_file_business`  (
   `file_business_id` bigint(20) NOT NULL COMMENT '主键id',
+  `business_code` varchar(255) NULL DEFAULT NULL COMMENT '业务的编码，业务自定义',
   `business_id` bigint(20) NULL DEFAULT NULL COMMENT '业务主键id',
   `file_id` bigint(20) NULL DEFAULT NULL COMMENT '关联文件表的id',
   `download_count` int(11) NULL DEFAULT 0 COMMENT '下载次数',
@@ -9,4 +10,4 @@ CREATE TABLE `sys_file_business`  (
   `update_user` bigint(20) NULL DEFAULT NULL COMMENT '修改人',
   `tenant_id` bigint(20) NULL DEFAULT NULL COMMENT '租户id',
   PRIMARY KEY (`file_business_id`) USING BTREE
-) ENGINE = InnoDB CHARACTER SET = utf8mb4 COLLATE = utf8mb4_general_ci COMMENT = '业务关联的文件' ROW_FORMAT = Dynamic;
+) ENGINE = InnoDB CHARACTER SET = utf8mb4 COLLATE = utf8mb4_general_ci COMMENT = '业务关联的文件' ROW_FORMAT = Dynamic;
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