diff --git a/docs/404.rst b/docs/404.rst
index 7379594cf..4e6acf6f2 100644
--- a/docs/404.rst
+++ b/docs/404.rst
@@ -4,3 +4,14 @@
 ===================
 
 Please use left menu or search to find interested page.
+
+.. raw:: html
+
+   <script>
+
+.. raw:: html
+   :file: ./_static/js/redirect.js
+
+.. raw:: html
+
+   </script>