diff --git a/quic/core/quic_versions.cc b/quic/core/quic_versions.cc
index a4a241b..d3c86d1 100644
--- a/quic/core/quic_versions.cc
+++ b/quic/core/quic_versions.cc
@@ -427,6 +427,7 @@
   SetQuicReloadableFlag(quic_send_version_negotiation_fixed_bit, true);
   SetQuicReloadableFlag(quic_no_client_conn_ver_negotiation, true);
   SetQuicReloadableFlag(quic_eliminate_static_stream_map_3, true);
+  SetQuicReloadableFlag(quic_tolerate_reneging, true);
   SetQuicRestartFlag(quic_no_server_conn_ver_negotiation2, true);
   SetQuicRestartFlag(quic_server_drop_version_negotiation, true);
   SetQuicRestartFlag(quic_enable_accept_random_ipn, true);