diff --git a/docs/conf.py b/docs/conf.py
index 7d9b66417..8d76d95dd 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -107,6 +107,7 @@ html_theme_options = {}
 
 html_sidebars = {
     '**': ['localtoc.html', 'sourcelink.html', 'searchbox.html'],
+    'index': ['searchbox.html'],
 }
 
 # The name for this set of Sphinx documents.  If None, it defaults to