diff --git a/requirements-tests.txt b/requirements-tests.txt
index c34f2a4..ddc90c9 100644
--- a/requirements-tests.txt
+++ b/requirements-tests.txt
@@ -2,5 +2,5 @@
 mypy==1.11.2
 pymarkdownlnt==0.9.22
 ruff==0.6.3
-sphinx-autobuild==2024.4.16
+sphinx-autobuild==2024.9.3
 yamllint==1.35.1