diff --git a/index.html b/index.html
index 50bbcce..7f2344f 100644
--- a/index.html
+++ b/index.html
@@ -22,7 +22,7 @@
 
 <body>
     <div id="body-wrap">
-        <nav class="not_index_bg" id="nav" style="background-image:url(https://api.vvhan.com/api/bing?type=image&rand=sj)">
+        <nav class="not_index_bg" id="nav" style="background-image:url(https://api.vvhan.com/api/bing?rand=sj)">
             <div id="page_site-info">
                 <div id="site-title">
                     <span class="blogtitle"></span>
@@ -239,4 +239,4 @@ <h5 style="text-align: center">
     <script src="../static/layui/layui.js"></script>
 </body>
 
-</html>
\ No newline at end of file
+</html>
