diff --git a/docs/requirements.txt b/docs/requirements.txt
index a1d6addc..7596c06c 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -17,7 +17,7 @@ pathspec==1.1.1
 platformdirs==4.14.2
 Pygments==2.21.0
 pymdown-extensions==12.3
-python-dateutil==3.0.0
+python-dateutil==4.0.0
 PyYAML==6.0.3
 pyyaml_env_tag==1.1
 six==1.17.0