diff --git a/includes/classes/Config.class.php b/includes/classes/Config.class.php
index b38a8b76..5a597bfb 100644
--- a/includes/classes/Config.class.php
+++ b/includes/classes/Config.class.php
@@ -3,7 +3,7 @@
  * @Author: printempw
  * @Date:   2016-03-18 14:02:12
  * @Last Modified by:   printempw
- * @Last Modified time: 2016-03-18 17:24:13
+ * @Last Modified time: 2016-03-19 11:25:06
  */
 
 use Database\Database;
@@ -21,6 +21,7 @@ class Config
 
     public static function set($key, $value) {
         $conn = new mysqli(DB_HOST, DB_USER, DB_PASSWD, DB_NAME, DB_PORT);
+        $conn->query("SET names 'utf8'");
         $sql = "UPDATE ".DB_PREFIX."options SET `option_value`='$value' WHERE `option_name`='$key'";
         $result = $conn->query($sql);
         if ($conn->error)
diff --git a/includes/classes/Database/Database.class.php b/includes/classes/Database/Database.class.php
index bccb8976..cd2c3655 100644
--- a/includes/classes/Database/Database.class.php
+++ b/includes/classes/Database/Database.class.php
@@ -3,7 +3,7 @@
  * @Author: printempw
  * @Date:   2016-02-02 21:59:06
  * @Last Modified by:   printempw
- * @Last Modified time: 2016-03-18 18:47:20
+ * @Last Modified time: 2016-03-19 11:25:11
  */
 
 namespace Database;
@@ -33,7 +33,7 @@ class Database implements EncryptInterface, SyncInterface
             Utils::showErrorPage(-1, "数据库中不存在 ".DB_PREFIX."users 或 ".DB_PREFIX."options 表。请先运行 /admin/install.php 进行安装。");
         if (!is_dir(BASE_DIR."/textures/"))
             Utils::showErrorPage(-1, "textures 文件夹不存在。请先运行 /admin/install.php 进行安装，或者手动放置一个。");
-
+        $conn->query("SET names 'utf8'");
         return $conn;
     }