diff --git a/requirements.txt b/requirements.txt
index 57f7a92..921995c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ pbr==6.0.0; python_version >= '2.6'
 pendulum==2.1.2; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'
 prometheus-client==0.19.0
 pycparser==2.21; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'
-python-dateutil==2.8.2; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'
+python-dateutil==2.9.0.post0; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'
 pytz-deprecation-shim==0.1.0.post0; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4, 3.5'
 pytz==2023.3.post1
 pytzdata==2020.1; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'