diff --git a/quic/core/quic_flags_list.h b/quic/core/quic_flags_list.h
index e35495b..3554fe6 100644
--- a/quic/core/quic_flags_list.h
+++ b/quic/core/quic_flags_list.h
@@ -77,6 +77,6 @@
 QUIC_FLAG(FLAGS_quic_restart_flag_quic_support_release_time_for_gso, false)
 QUIC_FLAG(FLAGS_quic_restart_flag_quic_testonly_default_false, false)
 QUIC_FLAG(FLAGS_quic_restart_flag_quic_testonly_default_true, true)
-QUIC_FLAG(FLAGS_quic_restart_flag_quic_time_wait_list_support_multiple_cid_v2, false)
+QUIC_FLAG(FLAGS_quic_restart_flag_quic_time_wait_list_support_multiple_cid_v2, true)
 QUIC_FLAG(FLAGS_quic_restart_flag_quic_tls_prefer_server_cipher_and_curve_list, true)
 QUIC_FLAG(FLAGS_quic_restart_flag_quic_use_reference_counted_sesssion_map, true)