diff --git a/quiche/common/quiche_feature_flags_list.h b/quiche/common/quiche_feature_flags_list.h
index 99029f0..32501a2 100755
--- a/quiche/common/quiche_feature_flags_list.h
+++ b/quiche/common/quiche_feature_flags_list.h
@@ -44,7 +44,7 @@
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_limit_new_streams_per_loop_2, true, true, "If true, when the peer sends connection options \\\'SLP1\\\', \\\'SLP2\\\' and \\\'SLPF\\\', internet facing GFEs will only allow a limited number of new requests to be processed per event loop, and postpone the rest to the following event loops. Also guard QuicConnection to iterate through all decrypters at each encryption level to get cipher id for a request.")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_no_path_degrading_before_handshake_confirmed, true, true, "If true, an endpoint does not detect path degrading or blackholing until handshake gets confirmed.")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_no_write_control_frame_upon_connection_close, false, true, "If trrue, early return before write control frame in OnCanWrite() if the connection is already closed.")
-QUICHE_FLAG(bool, quiche_reloadable_flag_quic_no_write_control_frame_upon_connection_close2, false, false, "If true, QuicSession will block outgoing control frames when the connection is closed.")
+QUICHE_FLAG(bool, quiche_reloadable_flag_quic_no_write_control_frame_upon_connection_close2, false, true, "If true, QuicSession will block outgoing control frames when the connection is closed.")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_notify_ack_listener_earlier, true, true, "If true, call QuicAckListenerInterface::OnPacketAcked() before moving the stream to closed stream list.")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_notify_stream_soon_to_destroy, true, true, "If true, notify each QUIC stream before it gets destroyed and update ACK listener before that.")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_on_packet_header_return_connected, false, true, "If true, QuicConnection::OnPacketHeader will return connected_ at the end of the function.")