diff --git a/webrtc/test/mock_voice_engine.h b/webrtc/test/mock_voice_engine.h
index 7c11f5d74b..cdb6a783da 100644
--- a/webrtc/test/mock_voice_engine.h
+++ b/webrtc/test/mock_voice_engine.h
@@ -55,6 +55,8 @@ class MockVoiceEngine : public VoiceEngineImpl {
           return proxy;
         }));
 
+    ON_CALL(mock_audio_device_, TimeUntilNextProcess())
+        .WillByDefault(testing::Return(1000));
     ON_CALL(*this, audio_device_module())
         .WillByDefault(testing::Return(&mock_audio_device_));
     ON_CALL(*this, audio_processing())