diff --git a/charms/garm/requirements.txt b/charms/garm/requirements.txt
index aff16150..943bb4f7 100644
--- a/charms/garm/requirements.txt
+++ b/charms/garm/requirements.txt
@@ -4,7 +4,7 @@ Jinja2==3.1.6
 tomli-w==1.2.0
 PyYAML==6.0.3
 urllib3==2.8.0
-python-dateutil==2.9.0.post0
+python-dateutil==3.0.0
 pydantic==2.14.1
 typing-extensions==4.16.0
 owasp-logger==0.1.6