diff --git a/thinkphp/library/think/db/Connection.php b/thinkphp/library/think/db/Connection.php
index 7adcddf..9f27304 100644
--- a/thinkphp/library/think/db/Connection.php
+++ b/thinkphp/library/think/db/Connection.php
@@ -117,6 +117,7 @@ abstract class Connection
         PDO::ATTR_ORACLE_NULLS      => PDO::NULL_NATURAL,
         PDO::ATTR_STRINGIFY_FETCHES => false,
         PDO::ATTR_EMULATE_PREPARES  => false,
+        PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES 'utf8'"
     ];
 
     // 绑定参数