diff --git a/application/config/config.php b/application/config/config.php
index d756ce3..1cdbbcc 100644
--- a/application/config/config.php
+++ b/application/config/config.php
@@ -58,4 +58,4 @@
 define('DB_NAME', 'mini');
 define('DB_USER', 'root');
 define('DB_PASS', '12345678');
-define('DB_CHARSET', 'utf8');
+define('DB_CHARSET', 'utf8mb4');