diff --git a/quic/core/quic_flags_list.h b/quic/core/quic_flags_list.h
index e6ce646..72cd4bb 100644
--- a/quic/core/quic_flags_list.h
+++ b/quic/core/quic_flags_list.h
@@ -13,7 +13,7 @@
 QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_bbr2_avoid_too_low_probe_bw_cwnd, false)
 QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_bbr2_fewer_startup_round_trips, false)
 QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_bbr2_no_exit_startup_on_loss_with_bw_growth, true)
-QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_bbr2_startup_loss_exit_use_max_delivered, false)
+QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_bbr2_startup_loss_exit_use_max_delivered, true)
 QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_bbr2_support_max_bootstrap_cwnd, true)
 QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_bbr2_use_post_inflight_to_detect_queuing, true)
 QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_bbr2_use_tcp_inflight_hi_headroom, true)