diff --git a/requirements-dev.txt b/requirements-dev.txt
index 85af3a58ca0..320503fd6c6 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -118,7 +118,7 @@ pycparser==2.21
 
 pyjwt[crypto]==2.8.0 ; 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 ; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'
 
 requests==2.31.0 ; python_version >= '3.7'