diff --git a/call/video_send_stream.cc b/call/video_send_stream.cc
index 868b2f3..ebd37a7 100644
--- a/call/video_send_stream.cc
+++ b/call/video_send_stream.cc
@@ -67,8 +67,11 @@
 
 VideoSendStream::Config::Config(const Config&) = default;
 VideoSendStream::Config::Config(Config&&) = default;
+VideoSendStream::Config::Config(Transport* send_transport,
+                                MediaTransportInterface* media_transport)
+    : send_transport(send_transport), media_transport(media_transport) {}
 VideoSendStream::Config::Config(Transport* send_transport)
-    : send_transport(send_transport) {}
+    : Config(send_transport, nullptr) {}
 
 VideoSendStream::Config& VideoSendStream::Config::operator=(Config&&) = default;
 VideoSendStream::Config::Config::~Config() = default;
@@ -80,6 +83,8 @@
      << (encoder_settings.experiment_cpu_load_estimator ? "on" : "off") << "}}";
   ss << ", rtp: " << rtp.ToString();
   ss << ", rtcp_report_interval_ms: " << rtcp_report_interval_ms;
+  ss << ", send_transport: " << (send_transport ? "(Transport)" : "nullptr");
+  ss << ", media_transport: " << (media_transport ? "(Transport)" : "nullptr");
   ss << ", render_delay_ms: " << render_delay_ms;
   ss << ", target_delay_ms: " << target_delay_ms;
   ss << ", suspend_below_min_bitrate: "