diff --git a/faust/utils/json.py b/faust/utils/json.py
index 8fb13a386..29db0d7d1 100644
--- a/faust/utils/json.py
+++ b/faust/utils/json.py
@@ -69,7 +69,7 @@
 DECIMAL_MAXLEN = 1000
 
 #: Types that we convert to lists.
-SEQUENCE_TYPES: TypeTuple[Iterable] = (set, frozenset, deque)
+SEQUENCE_TYPES: TypeTuple[Iterable] = (set, frozenset, deque, tuple)
 
 DateTypeTuple = Tuple[Union[Type[datetime.date], Type[datetime.time]], ...]
 DatetimeTypeTuple = Tuple[