diff --git a/quic/core/frames/quic_max_streams_frame.cc b/quic/core/frames/quic_max_streams_frame.cc
index 21dce5b..6301e72 100644
--- a/quic/core/frames/quic_max_streams_frame.cc
+++ b/quic/core/frames/quic_max_streams_frame.cc
@@ -9,6 +9,7 @@
 QuicMaxStreamsFrame::QuicMaxStreamsFrame()
     : QuicInlinedFrame(MAX_STREAMS_FRAME),
       control_frame_id(kInvalidControlFrameId),
+      stream_count(0),
       unidirectional(false) {}
 
 QuicMaxStreamsFrame::QuicMaxStreamsFrame(QuicControlFrameId control_frame_id,