diff --git a/media/webrtc/trunk/webrtc/video/video_send_stream.cc b/media/webrtc/trunk/webrtc/video/video_send_stream.cc
index ae75d38b0464..cd40ef31477c 100644
--- a/media/webrtc/trunk/webrtc/video/video_send_stream.cc
+++ b/media/webrtc/trunk/webrtc/video/video_send_stream.cc
@@ -426,7 +426,16 @@ bool VideoSendStream::ReconfigureVideoEncoder(
     video_codec.minBitrate =
         std::min(static_cast<uint16_t>(video_codec.minBitrate),
                  static_cast<uint16_t>(streams[i].min_bitrate_bps / 1000));
-    video_codec.maxBitrate += streams[i].max_bitrate_bps / 1000;
+    // SimulcastEncoderAdapter::GetStreamBitrate() expects to give the target
+    // rate to each of the lower layers and the remainder to the last layer.
+    // Giving max to everything results in lower layer to consume too much
+    // bandwidth and the top layer potentially not having enough bitrate left
+    // for its minimum.
+    if (i + 1 == streams.size()) {
+      video_codec.maxBitrate += streams[i].max_bitrate_bps / 1000;
+    } else {
+      video_codec.maxBitrate += streams[i].target_bitrate_bps / 1000;
+    }
     video_codec.qpMax = std::max(video_codec.qpMax,
                                  static_cast<unsigned int>(streams[i].max_qp));
   }