diff --git a/docs/requirements.txt b/docs/requirements.txt
index 6ea1372680..344d3bcc8c 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,3 +1,3 @@
 pyenchant
-Sphinx>=3.1.0
+Sphinx>=4.5.0
 sphinxcontrib-spelling