diff --git a/requirements-dev.txt b/requirements-dev.txt
index f0a379a..9c9efe8 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -27,7 +27,7 @@ py4j==0.10.9.7
 pycparser==2.21
 pytest==8.0.0; python_version >= '3.8'
 pytest-cov==4.1.0; python_version >= '3.7'
-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'
 pyyaml==6.0.1; python_version >= '3.6'
 requests==2.31.0; python_version >= '3.7'
 responses==0.25.0; python_version >= '3.8'
diff --git a/requirements.txt b/requirements.txt
index c8d8c53..3b23326 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ botocore==1.34.44; python_version >= '3.8'
 jmespath==1.0.1; python_version >= '3.7'
 ldap3==2.9.1
 pyasn1==0.5.1; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4, 3.5'
-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'
 s3transfer==0.10.0; python_version >= '3.8'
 six==1.16.0; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'
 urllib3==2.0.7; python_version >= '3.10'