diff --git a/doc/conf.py b/doc/conf.py
index f025c77dcce0c..5e328ebd69b7b 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -456,9 +456,6 @@ def add_js_css_files(app, pagename, templatename, context, doctree):
 # See https://github.com/scikit-learn/scikit-learn/pull/22550
 html_context["is_devrelease"] = parsed_version.is_devrelease
 
-# Not showing the search summary makes the search page load faster.
-html_show_search_summary = True
-
 
 # -- Options for LaTeX output ------------------------------------------------
 latex_elements = {