diff --git a/README.md b/README.md
index 4a7dc4f2a2..2e86551340 100644
--- a/README.md
+++ b/README.md
@@ -55,7 +55,7 @@ Why choose NocoBase
 Architecture
 ----------
 
-![](https://nocobase.oss-cn-beijing.aliyuncs.com/0ca81f8b33fb67871aae670899710d89.png?v=123456)
+![](https://nocobase.oss-cn-beijing.aliyuncs.com/4fde069587182dacbdb00b020d914404.jpg)
 
 Development
 ----------