diff --git a/doc/conf.py b/doc/conf.py
index dd7ba1cebf9e..2b5bc9f2bb6f 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -458,7 +458,7 @@ def js_tag_with_cache_busting(js):
 
 # If true, an OpenSearch description file will be output, and all pages will
 # contain a <link> tag referring to it.
-html_use_opensearch = 'False'
+html_use_opensearch = 'https://matplotlib.org/stable'
 
 # Output file base name for HTML help builder.
 htmlhelp_basename = 'Matplotlibdoc'