diff --git a/README.md b/README.md
index 6517a934..70673191 100644
--- a/README.md
+++ b/README.md
@@ -99,7 +99,7 @@
 | build.py     | 编译脚本文件                          |
 
 
-## 五、开发板预览图([预售链接](https://shop1658081298.v.weidian.com/item.html?itemID=4424618988))
+## 六、开发板预览图([预售链接](https://shop1658081298.v.weidian.com/item.html?itemID=4424618988))
 
 * 预售微店(微信扫码)