diff --git a/distribution/conf/mysql-schema.sql b/distribution/conf/mysql-schema.sql
index 770961904b..0bdee6e90d 100644
--- a/distribution/conf/mysql-schema.sql
+++ b/distribution/conf/mysql-schema.sql
@@ -156,7 +156,7 @@ CREATE TABLE `his_config_info` (
                                    `op_type` char(10) DEFAULT NULL COMMENT 'operation type',
                                    `tenant_id` varchar(128) DEFAULT '' COMMENT '租户字段',
                                    `encrypted_data_key` varchar(1024) NOT NULL DEFAULT '' COMMENT '密钥',
-                                   `publish_type` varchar(50)  DEFAULT 'formal' COMMENT 'publish type gray or formal',,
+                                   `publish_type` varchar(50)  DEFAULT 'formal' COMMENT 'publish type gray or formal',
                                    `ext_info`  longtext DEFAULT NULL COMMENT 'ext info',
                                    PRIMARY KEY (`nid`),
                                    KEY `idx_gmt_create` (`gmt_create`),