diff --git a/docs/requirements.txt b/docs/requirements.txt
index 05121d53..8568bd79 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,4 +1,4 @@
 -r ../requirements.txt
-sphinx==7.2.6
+sphinx==7.3.5
 sphinx_rtd_theme==2.0.0
 pygraphviz