diff --git a/docs/requirements.txt b/docs/requirements.txt
index bf331ab..1299110 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,5 +1,5 @@
 furo==2025.7.19
-Sphinx==8.2.3
+Sphinx==9.0.4
 myst-parser==4.0.1
 sphinx-autodoc-typehints==3.5.2
 sphinx-autobuild==2025.8.25