diff --git a/quic/tools/quic_spdy_client_base.h b/quic/tools/quic_spdy_client_base.h
index dc1811d..20237d0 100644
--- a/quic/tools/quic_spdy_client_base.h
+++ b/quic/tools/quic_spdy_client_base.h
@@ -214,7 +214,7 @@
   bool drop_response_body_ = false;
 
   // The max promise id to set on the client session when created.
-  QuicStreamId max_allowed_push_id_;
+  QuicStreamId max_allowed_push_id_ = std::numeric_limits<QuicStreamId>::max();
 };
 
 }  // namespace quic