diff --git a/requirements.txt b/requirements.txt
index 46da654..23ac24d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ idna==3.20
 jmespath==1.1.0
 numpy==2.5.4
 pandas==3.1.0
-python-dateutil==2.9.0.post0
+python-dateutil==3.0.0
 requests==2.34.2
 s3transfer==0.19.3
 six==1.17.0