diff --git a/tools/requirements.txt b/tools/requirements.txt
index b2e2e40df8..c52f6b5bad 100644
--- a/tools/requirements.txt
+++ b/tools/requirements.txt
@@ -3,5 +3,5 @@ requests>=2.34.2; python_version > '3.9'
 requests[security]>=2.32.5,<2.33; python_version <= '3.9'
 requests[security]>=2.34.2; python_version > '3.9'
 safety>=3.8.1
-Sphinx==7.4.7
+Sphinx==9.1.0
 sphinxcontrib-youtube==1.5.0