diff --git a/requirements-test.txt b/requirements-test.txt
index 19b811b8..f7966688 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,7 +1,7 @@
 mysqlclient~=2.3.0
 psycopg~=3.3.4
 sqlparse~=0.6.0
-python-dateutil~=2.9.0
+python-dateutil~=3.0.0
 tblib~=3.2.2
 openapi-core~=0.23.1
 jsonschema-path~=0.4.6