diff --git a/docker-compose.yml b/docker-compose.yml
index a5bb028..6b02894 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -13,6 +13,12 @@ services:
       MYSQL_PASSWORD: backset
       MYSQL_ROOT_PASSWORD: root
       MYSQL_TCP_PORT: 3307
+      TZ: Asia/Shanghai
+      LANG: C.UTF-8
+    command: [
+      '--character-set-server=utf8mb4',
+      '--collation-server=utf8mb4_general_ci'
+    ]
     volumes:
       - /www/wwwroot/backset/mysql/conf/my.cnf:/etc/mysql/conf.d/mysqld.cnf
       - /www/wwwroot/backset/mysql/data:/var/lib/mysql