diff --git a/lib/plugins/authldap/lang/zh/settings.php b/lib/plugins/authldap/lang/zh/settings.php
index e84511b4209d7447644358ff88eceeb730c4f3d2..2dfbeb464d491858b3d5e8cdb4df5a03effba008 100644
--- a/lib/plugins/authldap/lang/zh/settings.php
+++ b/lib/plugins/authldap/lang/zh/settings.php
@@ -17,4 +17,5 @@ $lang['binddn']                = '一个可选的绑定用户的 DN (如果匿
 $lang['bindpw']                = '上述用户的密码';
 $lang['userscope']             = '限制用户搜索的范围';
 $lang['groupscope']            = '限制组搜索的范围';
+$lang['groupkey']              = '根据任何用户属性得来的组成员(而不是标准的 AD 组)，例如根据部门或者电话号码得到的组。';
 $lang['debug']                 = '有错误时显示额外的调试信息';
diff --git a/lib/plugins/authmysql/lang/zh/settings.php b/lib/plugins/authmysql/lang/zh/settings.php
index 43cfbb3c069225d7185a0398dc8a8b417b36d4b6..772f75ecdaa6772901f866c36afd56ee8fd4f155 100644
--- a/lib/plugins/authmysql/lang/zh/settings.php
+++ b/lib/plugins/authmysql/lang/zh/settings.php
@@ -8,6 +8,7 @@ $lang['server']                = '您的 MySQL 服务器';
 $lang['user']                  = 'MySQL 用户名';
 $lang['password']              = '上述用户的密码';
 $lang['database']              = '使用的数据库';
+$lang['charset']               = '数据库中使用的字符集';
 $lang['debug']                 = '显示额外调试信息';
 $lang['forwardClearPass']      = '将用户密码以明文形式传送给下面的 SQL 语句，而不使用 passcrypt 密码加密选项';
 $lang['TablesToLock']          = '在写操作时需要锁定的数据表列表，以逗号分隔';