diff --git a/webrtc/modules/audio_device/dummy/file_audio_device.cc b/webrtc/modules/audio_device/dummy/file_audio_device.cc
index e7771c66de..182c43d9d5 100644
--- a/webrtc/modules/audio_device/dummy/file_audio_device.cc
+++ b/webrtc/modules/audio_device/dummy/file_audio_device.cc
@@ -194,6 +194,7 @@ int32_t FileAudioDevice::StartPlayout() {
 
   _playing = true;
   _playoutFramesLeft = 0;
+  _playoutFramesIn10MS = kPlayoutFixedSampleRate/100;
 
   if (!_playoutBuffer)
       _playoutBuffer = new int8_t[2 *