diff --git a/theme/classic.html b/theme/classic.html
index 6e2e242..83ae3fb 100644
--- a/theme/classic.html
+++ b/theme/classic.html
@@ -487,7 +487,7 @@
 <!--MdRequireStart--><link rel="stylesheet" href="//unpkg.zhimg.com/github-markdown-css@3.0.1/github-markdown.css">
 <script type="text/javascript" src="//unpkg.zhimg.com/marked@0.6.2/marked.min.js"></script><!--MdRequireEnd-->
 <!--GuestUploadStart--><script type="text/javascript" src="//cdn.bootcss.com/spark-md5/3.0.0/spark-md5.min.js"></script><!--GuestUploadEnd-->
-<!--AliyundriveUploadJsStart--><script src="https://cdn.bootcss.com/js-sha1/0.6.0/sha1.min.js"></script><!--AliyundriveUploadJsEnd-->
+<!--AliyundriveUploadJsStart--><script src="https://cdn.jsdelivr.net/npm/js-sha1@0.6.0/src/sha1.min.js"></script><!--AliyundriveUploadJsEnd-->
 <!--IsFileStart--><!--IspdfFileStart--><script src="//cdn.bootcss.com/pdf.js/2.3.200/pdf.min.js"></script><!--IspdfFileEnd--><!--IsFileEnd-->
 <!--ListEnd-->
 <script type="text/javascript">
@@ -1647,6 +1647,6 @@
 <!--EncryptedEnd-->
 </script>
 <script src="https://cdn.jsdelivr.net/npm/ionicons@5.5.2/dist/ionicons/ionicons.js"></script>
-<!--LoginStart--><script src="https://cdn.bootcss.com/js-sha1/0.6.0/sha1.min.js"></script><!--LoginEnd-->
+<!--LoginStart--><script src="https://cdn.jsdelivr.net/npm/js-sha1@0.6.0/src/sha1.min.js"></script><!--LoginEnd-->
 <!--customScript-->
 </html>