diff --git a/docs/.vuepress/public/images/demos/tuyongtao.top.png b/docs/.vuepress/public/images/demos/tuyongtao.top.png
new file mode 100644
index 00000000..6ab127af
Binary files /dev/null and b/docs/.vuepress/public/images/demos/tuyongtao.top.png differ
diff --git a/docs/demos.md b/docs/demos.md
index d445d3aa..f9465224 100644
--- a/docs/demos.md
+++ b/docs/demos.md
@@ -44,7 +44,7 @@ blog:
     logo: http://tuyongtao.top/fettjob/imgs/head.jpg
     url: http://tuyongtao.top/fettjob/
     repo: https://github.com/tuyongtao-T
-    preview: http://tuyongtao.top/fettjob/images/demo.png
+    preview: /images/demos/tuyongtao.top.png
 ---
 
 :::important