diff --git a/plugins/samplesink/audiooutput/audiooutput.cpp b/plugins/samplesink/audiooutput/audiooutput.cpp
index ac25223f9..6aaf1a7fe 100644
--- a/plugins/samplesink/audiooutput/audiooutput.cpp
+++ b/plugins/samplesink/audiooutput/audiooutput.cpp
@@ -217,7 +217,6 @@ void AudioOutput::applySettings(const AudioOutputSettings& settings, const QList
         m_audioDeviceIndex = audioDeviceManager->getOutputDeviceIndex(settings.m_deviceName);
         //qDebug("AMDemod::applySettings: audioDeviceName: %s audioDeviceIndex: %d", qPrintable(settings.m_audioDeviceName), audioDeviceIndex);
         audioDeviceManager->removeAudioSink(&m_audioFifo);
-        audioDeviceManager->addAudioSink(&m_audioFifo, getInputMessageQueue(), m_audioDeviceIndex);
         m_sampleRate = audioDeviceManager->getOutputSampleRate(m_audioDeviceIndex);
         forwardChange = true;
     }
diff --git a/plugins/samplesource/audioinput/audioinput.cpp b/plugins/samplesource/audioinput/audioinput.cpp
index 4c9b695b3..f998f157b 100644
--- a/plugins/samplesource/audioinput/audioinput.cpp
+++ b/plugins/samplesource/audioinput/audioinput.cpp
@@ -250,7 +250,6 @@ void AudioInput::applySettings(const AudioInputSettings& settings, QList<QString
         }
 
         audioDeviceManager->removeAudioSource(&m_fifo);
-        audioDeviceManager->addAudioSource(&m_fifo, getInputMessageQueue(), m_audioDeviceIndex);
         m_sampleRate = audioDeviceManager->getInputSampleRate(m_audioDeviceIndex);
         qDebug("AudioInput::applySettings: audioDeviceName: %s audioDeviceIndex: %d sampleRate: %d",
             qPrintable(settings.m_deviceName), m_audioDeviceIndex, m_sampleRate);