diff --git a/docker-compose.yml b/docker-compose.yml
index 68ff5987..b7097945 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -2,10 +2,10 @@ version: '3'
 
 services:
   db:
-    container_name: v2board-db
     image: mysql
+    command: --default-authentication-plugin=mysql_native_password
     environment:
-      - MYSQL_ALLOW_EMPTY_PASSWORD=true
+      - MYSQL_ROOT_PASSWORD=123456
     volumes:
       - ./docker/mysql:/var/lib/mysql
       - ./install.sql:/install.sql
diff --git a/readme.md b/readme.md
index e42b4e55..2126fbdf 100755
--- a/readme.md
+++ b/readme.md
@@ -32,5 +32,8 @@
     > docker run --rm -v $(pwd):/app composer install
     > docker run --rm -v $(pwd):/app composer sh init.sh
     > ```
-2. 进入 docker 容器从 `install.sql` 文件中恢复表
+2. 执行 `docker-compose run --rm db` 进入 docker 容器从 `install.sql` 文件中恢复表后执行 `docker-compose down`
 3. 执行 `docker-compose up -d` 启动服务
+
+## 注意
+每次修改 `.env` 文件后需要执行 `docker run --rm -v $(pwd):/app composer sh init.sh`