diff --git a/quic/core/quic_session.h b/quic/core/quic_session.h
index 5250f9b..6fb4c8d 100644
--- a/quic/core/quic_session.h
+++ b/quic/core/quic_session.h
@@ -756,6 +756,9 @@
 
   // The number of expected static streams.
   QuicStreamCount num_expected_unidirectional_static_streams_;
+
+  // If true, enables round robin scheduling.
+  bool enable_round_robin_scheduling_;
 };
 
 }  // namespace quic