diff --git a/index.html b/index.html
index 9036f74..7003333 100644
--- a/index.html
+++ b/index.html
@@ -60,7 +60,7 @@ <h2 id="project_tagline">The alibaba group open source software list.</h2>
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-        <p>Copyright © 1999-2016  <a href="http://www.alibaba.com">Alibaba.com</a> Limited and licensors. All rights reserved.</p>
+        <p>Copyright © 1999-2020 <a href="http://www.alibaba.com">Alibaba.com</a> Limited and licensors. All rights reserved.</p>
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