diff --git a/ydb/_grpc/grpcwrapper/ydb_topic.py b/ydb/_grpc/grpcwrapper/ydb_topic.py
index 4e23d370..600dfb69 100644
--- a/ydb/_grpc/grpcwrapper/ydb_topic.py
+++ b/ydb/_grpc/grpcwrapper/ydb_topic.py
@@ -419,7 +419,7 @@ def from_proto(
     class InitRequest(IToProto):
         topics_read_settings: List["StreamReadMessage.InitRequest.TopicReadSettings"]
         consumer: str
-        auto_partitioning_support: bool = False
+        auto_partitioning_support: bool
 
         def to_proto(self) -> ydb_topic_pb2.StreamReadMessage.InitRequest:
             res = ydb_topic_pb2.StreamReadMessage.InitRequest()
diff --git a/ydb/_topic_reader/topic_reader_asyncio_test.py b/ydb/_topic_reader/topic_reader_asyncio_test.py
index c598d1ce..7ad5077c 100644
--- a/ydb/_topic_reader/topic_reader_asyncio_test.py
+++ b/ydb/_topic_reader/topic_reader_asyncio_test.py
@@ -610,6 +610,7 @@ async def test_init_reader(self, stream, default_reader_settings):
                     read_from=None,
                 )
             ],
+            auto_partitioning_support=False,
         )
         start_task = asyncio.create_task(reader._start(stream, init_message))