diff --git a/README.md b/README.md
index 3e8fa7d5..a344092a 100644
--- a/README.md
+++ b/README.md
@@ -102,7 +102,7 @@
 
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-<div align="center"><img width="600px" src="assets/公众号海报.png"></img></div>
+<div align="center"><img width="550px" src="assets/公众号海报.png"></img></div>
 
 ### 排版