diff --git a/requirements/doc.txt b/requirements/doc.txt
index 30c674371b7..eb666b72137 100644
--- a/requirements/doc.txt
+++ b/requirements/doc.txt
@@ -1,4 +1,4 @@
-sphinx==3.2.1
+sphinx==4.0.1
 sphinxcontrib-asyncio==0.3.0
 pygments==2.7.1
 aiohttp-theme==0.1.6