diff --git a/requirements-docs.txt b/requirements-docs.txt
index 3c85a17eb..05e55ba46 100644
--- a/requirements-docs.txt
+++ b/requirements-docs.txt
@@ -1,6 +1,6 @@
 -r requirements.txt
 jinja2
 myst-parser
-sphinx==3.5.4
+sphinx==4.2.0
 sphinx_rtd_theme
 sphinxcontrib-autoprogram