diff --git a/ipykernel/iostream.py b/ipykernel/iostream.py
index ea70831b8..0e0db3981 100644
--- a/ipykernel/iostream.py
+++ b/ipykernel/iostream.py
@@ -215,7 +215,7 @@ async def _handle_pipe_msg(self, msg=None):
         if not self._pipe_flag or not self._is_master_process():
             return
         if msg[0] != self._pipe_uuid:
-            print("Bad pipe message: %s", msg, file=sys.__stderr__)
+            # print("Bad pipe message: %s", msg, file=sys.__stderr__)
             return
         self.send_multipart(msg[1:])