1 files changed, 2 insertions, 4 deletions
diff --git a/src/mailman/rules/max_recipients.py b/src/mailman/rules/max_recipients.py
index 3d4fa139f..61df613cb 100644
--- a/src/mailman/rules/max_recipients.py
+++ b/src/mailman/rules/max_recipients.py
@@ -18,15 +18,13 @@
 """The maximum number of recipients rule."""
 
 from email.utils import getaddresses
+from mailman import public
 from mailman.core.i18n import _
 from mailman.interfaces.rules import IRule
 from zope.interface import implementer
 
-__all__ = [
-    'MaximumRecipients',
-    ]
-
 
+@public
 @implementer(IRule)
 class MaximumRecipients:
     """The maximum number of recipients rule."""