diff --git a/jwst/lib/engdb_direct.py b/jwst/lib/engdb_direct.py
index 4b6e7b47ba..39ddf977ce 100644
--- a/jwst/lib/engdb_direct.py
+++ b/jwst/lib/engdb_direct.py
@@ -81,7 +81,7 @@ def __init__(self, base_url=None, default_format='dict', **service_kwargs):
         response.raise_for_status()
 
     @property
-    def default_format(self):
+    def default_format(self):  # noqa: F811
         return self._default_format
 
     @default_format.setter
diff --git a/tox.ini b/tox.ini
index ed50f485f5..efead36d3a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -19,7 +19,7 @@ skip_install = true
 deps =
     ruff
 commands =
-    ruff . {posargs}
+    ruff check . {posargs}
 
 [testenv:check-security]
 description = run bandit to check security compliance