diff --git a/README.md b/README.md
index f21c9dd..ef08c40 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 ## 项目演化路径
 
 <center>
-<img src="docs/figs/roadmap.jpg" width=80% /></center>
+<img src="docs/figs/roadmap.jpg" width=90% /></center>
 
 
 ## 特性
diff --git a/docs/figs/roadmap.jpg b/docs/figs/roadmap.jpg
index ea8bedb..f2184bc 100644
Binary files a/docs/figs/roadmap.jpg and b/docs/figs/roadmap.jpg differ