diff --git a/quiche/common/quiche_feature_flags_list.h b/quiche/common/quiche_feature_flags_list.h
index eea113e..7fb61fb 100755
--- a/quiche/common/quiche_feature_flags_list.h
+++ b/quiche/common/quiche_feature_flags_list.h
@@ -33,7 +33,7 @@
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_disable_version_q046, false, true, "If true, disable QUIC version Q046.")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_disable_version_rfcv1, false, false, "If true, disable QUIC version h3 (RFCv1).")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_discard_initial_packet_with_key_dropped, false, true, "If true, discard INITIAL packet if the key has been dropped.")
-QUICHE_FLAG(bool, quiche_reloadable_flag_quic_disconnect_early_exit, false, true, "If true, does not update ack state if the connection has been closed.")
+QUICHE_FLAG(bool, quiche_reloadable_flag_quic_disconnect_early_exit, true, true, "If true, does not update ack state if the connection has been closed.")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_enable_disable_resumption, true, true, "If true, disable resumption when receiving NRES connection option.")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_enable_mtu_discovery_at_server, false, false, "If true, QUIC will default enable MTU discovery at server, with a target of 1450 bytes.")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_enable_server_on_wire_ping, true, true, "If true, enable server retransmittable on wire PING.")
@@ -64,7 +64,7 @@
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_testonly_default_false, false, false, "A testonly reloadable flag that will always default to false.")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_testonly_default_true, true, true, "A testonly reloadable flag that will always default to true.")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_update_max_datagram, false, false, "If true, updates the maximum datagram size after flushing pending packets.")
-QUICHE_FLAG(bool, quiche_reloadable_flag_quic_use_inlining_send_buffer_everywhere, false, true, "Use QuicStreamSendBufferInlining consistently everywhere in the codebase.")
+QUICHE_FLAG(bool, quiche_reloadable_flag_quic_use_inlining_send_buffer_everywhere, true, true, "Use QuicStreamSendBufferInlining consistently everywhere in the codebase.")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_use_proof_source_get_cert_chains, true, true, "When true, quic::TlsServerHandshaker will use ProofSource::GetCertChains() instead of ProofSource::GetCertChain()")
 QUICHE_FLAG(bool, quiche_reloadable_flag_quic_use_received_client_addresses_cache, true, true, "If true, use a LRU cache to record client addresses of packets received on server's original address.")
 QUICHE_FLAG(bool, quiche_reloadable_flag_reset_content_length_status_when_removing_content_length_header, true, true, "If true, the content_length_status field in balsa_headers will always be reset when the Content-Length header is removed, no matter if the Transfer-Encoding header is chuncked or not.")