diff --git a/README.md b/README.md
index 978bdb8..33abc09 100644
--- a/README.md
+++ b/README.md
@@ -25,6 +25,7 @@ chassis 微服务基座依赖的服务
 - MiddleWares
   - RabbitMQ
   - Mysql
+  - MongoDB
   - ……