diff --git a/src/ypywidgets/comm.py b/src/ypywidgets/comm.py
index a30d40d..89a5a89 100644
--- a/src/ypywidgets/comm.py
+++ b/src/ypywidgets/comm.py
@@ -87,7 +87,7 @@ def __init__(
         self._comm = create_widget_comm(comm_data, comm_metadata, comm_id)
         CommProvider(self.ydoc, self._comm)
 
-    def _repr_mimebundle_(self, **kwargs):  # pragma: nocover
+    def _repr_mimebundle_(self, *args, **kwargs):  # pragma: nocover
         plaintext = repr(self)
         if len(plaintext) > 110:
             plaintext = plaintext[:110] + '…'