diff --git a/maloja/apis/listenbrainz.py b/maloja/apis/listenbrainz.py
index 2040099..afac7e7 100644
--- a/maloja/apis/listenbrainz.py
+++ b/maloja/apis/listenbrainz.py
@@ -3,7 +3,7 @@ from ._exceptions import *
 from .. import database
 import datetime
 from ._apikeys import apikeystore
-from ..database.exceptions import DuplicateScrobble
+from ..database.exceptions import DuplicateScrobble, DuplicateTimestamp
 
 from ..pkg_global.conf import malojaconfig
 
@@ -27,6 +27,7 @@ class Listenbrainz(APIHandler):
 			InvalidMethodException: (200, {"code": 200, "error": "Invalid Method"}),
 			MalformedJSONException: (400, {"code": 400, "error": "Invalid JSON document submitted."}),
 			DuplicateScrobble: (200, {"status": "ok"}),
+			DuplicateTimestamp: (200, {"status": "ok"}),
 			Exception: (500, {"code": 500, "error": "Unspecified server error."})
 		}