diff --git a/requirements.txt b/requirements.txt
index 011f44b..2b64e15 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ Flask==2.2.3
 Jinja2==3.1.2
 pandas==1.5.3
 numpy==1.24.2
-python-dateutil==2.8.2
+python-dateutil==2.9.0.post0
 scikit-learn==1.2.1
 pytz==2021.3
 scipy==1.10.1