diff --git a/libc/docs/conf.py b/libc/docs/conf.py
index 502a479b3eb2c5..eff827c867fd88 100644
--- a/libc/docs/conf.py
+++ b/libc/docs/conf.py
@@ -25,7 +25,7 @@
 
 # Add any Sphinx extension module names here, as strings. They can be extensions
 # coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
-extensions = ["sphinx.ext.intersphinx", "sphinx.ext.todo"]
+extensions = ["sphinx.ext.intersphinx", "sphinx.ext.todo", "sphinx_reredirects"]
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ["_templates"]
@@ -261,3 +261,5 @@
 
 # Enable this if you want TODOs to show up in the generated documentation.
 todo_include_todos = True
+
+redirects = {"math/index": "../headers/math/index.html"}
diff --git a/llvm/docs/requirements.txt b/llvm/docs/requirements.txt
index 960a6eb644e143..50cf8ef58e752a 100644
--- a/llvm/docs/requirements.txt
+++ b/llvm/docs/requirements.txt
@@ -5,5 +5,6 @@ recommonmark==0.7.1
 sphinx-automodapi==0.17.0
 sphinx-bootstrap-theme==0.8.1
 sphinxcontrib-applehelp==1.0.8
+sphinx-reredirects==0.1.2
 furo==2024.1.29
 myst-parser==2.0.0