diff --git a/docs/requirements.txt b/docs/requirements.txt
index c71ccc8..a7fe989 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,2 +1,2 @@
-Sphinx==7.2.6
+Sphinx==9.0.1
 sphinx-rtd-theme==1.3.0