diff --git a/doc/requirements.txt b/doc/requirements.txt
index 03059e6a0b..6760008edc 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -1,3 +1,3 @@
-Sphinx==4.0.0
+Sphinx==4.0.1
 python-docs-theme==2021.5
 -e .