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Diffstat (limited to 'src/mailman/model/messagestore.py')
| -rw-r--r-- | src/mailman/model/messagestore.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mailman/model/messagestore.py b/src/mailman/model/messagestore.py index 41c2ad8d8..3b8aed9c5 100644 --- a/src/mailman/model/messagestore.py +++ b/src/mailman/model/messagestore.py @@ -58,7 +58,7 @@ class MessageStore: raise ValueError('Exactly one Message-ID header required') # Calculate and insert the X-Message-ID-Hash. message_id = message_ids[0] - if not isinstance(message_id, unicode): + if isinstance(message_id, bytes): message_id = message_id.decode("ascii") # Complain if the Message-ID already exists in the storage. existing = store.query(Message).filter( |