diff --git a/requirements.txt b/requirements.txt
index 1bd1b782..fdb5e92d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -50,7 +50,7 @@ sqlalchemy==2.0.29; python_version >= '3.7'
 starkbank-ecdsa==2.2.0
 tatsu==5.8.3; python_version >= '3.8'
 tomli==2.0.1; python_version < '3.11'
-types-python-dateutil==2.8.19.20240106; python_version >= '3.8'
+types-python-dateutil==2.9.0.20240316; python_version >= '3.8'
 typing-extensions==4.10.0; python_version >= '3.8'
 urllib3==1.26.18; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4, 3.5'
 virtualenv==20.25.1; python_version >= '3.7'