diff --git a/roles/mailman/files/django_fedora.py b/roles/mailman/files/django_fedora.py
index 0f2751964e..b021694ae5 100644
--- a/roles/mailman/files/django_fedora.py
+++ b/roles/mailman/files/django_fedora.py
@@ -12,6 +12,6 @@ def exclude_useless_errors(record):
     if record.exc_info:
         exc_type, exc_value = record.exc_info[:2]
         for excluded_class in EXCLUDED:
-            if isinstance(exc_value, EXCLUDED):
+            if isinstance(exc_value, excluded_class):
                 return False
     return True