diff --git a/requirements/docs.txt b/requirements/docs.txt
index cde0068..f58c971 100644
--- a/requirements/docs.txt
+++ b/requirements/docs.txt
@@ -1,5 +1,5 @@
 pygments==2.2.0
-Sphinx==1.6.5
+Sphinx==7.3.5
 sphinx-intl==0.9.10
 sphinx-rtd-theme==0.2.4
 sphinxcontrib-plantuml==0.8.1