diff --git a/docs/requirements-docs.txt b/docs/requirements-docs.txt
index 8d2a7352..8c43682e 100644
--- a/docs/requirements-docs.txt
+++ b/docs/requirements-docs.txt
@@ -1,4 +1,4 @@
-sphinx==7.3.7
+sphinx==9.1.0
 furo==2024.5.6
 sphinx-autobuild==2024.4.16
 sphinx-copybutton==0.5.2