diff --git a/config/zentaopms.php b/config/zentaopms.php
index 4f8d01f349..6f186c6fb0 100644
--- a/config/zentaopms.php
+++ b/config/zentaopms.php
@@ -448,6 +448,7 @@ define('TABLE_FILE',          '`' . $config->db->prefix . 'file`');
 define('TABLE_HOLIDAY',       '`' . $config->db->prefix . 'holiday`');
 define('TABLE_HISTORY',       '`' . $config->db->prefix . 'history`');
 define('TABLE_EXTENSION',     '`' . $config->db->prefix . 'extension`');
+define('TABLE_EXTUSER',       '`' . $config->db->prefix . 'extuser`');
 define('TABLE_CRON',          '`' . $config->db->prefix . 'cron`');
 define('TABLE_QUEUE',         '`' . $config->db->prefix . 'queue`');
 define('TABLE_BLOCK',         '`' . $config->db->prefix . 'block`');
diff --git a/db/update21.4.sql b/db/update21.4.sql
index b223154273..2734062996 100644
--- a/db/update21.4.sql
+++ b/db/update21.4.sql
@@ -9,3 +9,10 @@ UPDATE `zt_module` SET `path` = CONCAT(',', `path`) WHERE LEFT(`path`, 1) != ','
 UPDATE `zt_module` SET `path` = CONCAT(`path`, ',') WHERE RIGHT(`path`, 1) != ',';
 
 DROP TABLE IF EXISTS `zt_service`;
+
+CREATE TABLE IF NOT EXISTS `zt_extuser` (
+  `id` mediumint(8) unsigned NOT NULL AUTO_INCREMENT,
+  `code` varchar(255) NOT NULL,
+  `account` char(30) NOT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8;
diff --git a/db/zentao.sql b/db/zentao.sql
index 9601bbadf3..20121e2db8 100755
--- a/db/zentao.sql
+++ b/db/zentao.sql
@@ -962,6 +962,14 @@ CREATE UNIQUE INDEX `code` ON `zt_extension`(`code`);
 CREATE INDEX `name` ON `zt_extension`(`name`);
 CREATE INDEX `installedTime` ON `zt_extension`(`installedTime`);
 
+-- DROP TABLE IF EXISTS `zt_extuser`;
+CREATE TABLE IF NOT EXISTS `zt_extuser` (
+  `id` mediumint(8) unsigned NOT NULL AUTO_INCREMENT,
+  `code` varchar(255) NOT NULL,
+  `account` char(30) NOT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8;
+
 -- DROP TABLE IF EXISTS `zt_file`;
 CREATE TABLE IF NOT EXISTS `zt_file` (
   `id` mediumint(8) unsigned NOT NULL AUTO_INCREMENT,