diff --git a/docs/requirements.txt b/docs/requirements.txt
index 4b4a2ff..48e5bbd 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,3 +1,3 @@
 furo==2021.11.23
-sphinx==4.3.0
+sphinx==6.1.3
 sphinx-click==3.0.2