diff --git a/tests/test_bolt2-01-open_channel.py b/tests/test_bolt2-01-open_channel.py
index f5b25cf..5616fe8 100644
--- a/tests/test_bolt2-01-open_channel.py
+++ b/tests/test_bolt2-01-open_channel.py
@@ -6,7 +6,6 @@
     ExpectMsg,
     ExpectTx,
     ExpectError,
-    MustNotMsg,
     Msg,
     RawMsg,
     AcceptFunding,
@@ -330,8 +329,5 @@ def test_open_channel_opener_side_wrong_announcement_signatures(runner: Runner)
             ),
         ),
         ExpectError(),
-        # BOLT 2: The channel is not practically usable until at least one side has
-        # announced its fee levels and expiry, using channel_update.
-        MustNotMsg("channel_update"),
     ]
     run_runner(runner, merge_events_sequences(pre_events, test_events))