diff --git a/webrtc/modules/audio_processing/beamformer/mock_nonlinear_beamformer.h b/webrtc/modules/audio_processing/beamformer/mock_nonlinear_beamformer.h
index eb05ecdab3..79e335b624 100644
--- a/webrtc/modules/audio_processing/beamformer/mock_nonlinear_beamformer.h
+++ b/webrtc/modules/audio_processing/beamformer/mock_nonlinear_beamformer.h
@@ -25,6 +25,7 @@ class MockNonlinearBeamformer : public NonlinearBeamformer {
   MOCK_METHOD2(Initialize, void(int chunk_size_ms, int sample_rate_hz));
   MOCK_METHOD2(ProcessChunk, void(const ChannelBuffer<float>& input,
                                   ChannelBuffer<float>* output));
+  MOCK_METHOD1(IsInBeam, bool(const SphericalPointf& spherical_point));
   MOCK_METHOD0(is_target_present, bool());
 };