diff --git a/requirements/requirements-docs.txt b/requirements/requirements-docs.txt
index 85193a8..adfb586 100644
--- a/requirements/requirements-docs.txt
+++ b/requirements/requirements-docs.txt
@@ -1,3 +1,3 @@
 pydata-sphinx-theme==0.16.1
-Sphinx==8.2.3
+Sphinx==9.0.0
 sphinx-copybutton==0.5.2