diff --git a/docs/requirements.txt b/docs/requirements.txt
index a24877df9..cd7b0df96 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -9,5 +9,5 @@ PyYAML==6.0.3
 semver==3.0.4
 Sphinx==7.4.7; python_version == '3.9'
 Sphinx==8.1.3; python_version == '3.10'
-Sphinx==8.2.3; python_version >= '3.11'
+Sphinx==9.1.0; python_version >= '3.11'
 sphinx-rtd-theme==3.0.2