diff --git a/plugins/channelrx/demodbfm/bfmdemodgui.cpp b/plugins/channelrx/demodbfm/bfmdemodgui.cpp
index d2386ac74..f6237068e 100644
--- a/plugins/channelrx/demodbfm/bfmdemodgui.cpp
+++ b/plugins/channelrx/demodbfm/bfmdemodgui.cpp
@@ -117,7 +117,6 @@ bool BFMDemodGUI::handleMessage(const Message& message)
         qDebug("BFMDemodGUI::handleMessage: BFMDemodReport::MsgReportChannelSampleRateChanged: %d S/s", m_rate);
         ui->glSpectrum->setCenterFrequency(m_rate / 4);
         ui->glSpectrum->setSampleRate(m_rate / 2);
-        m_spectrumVis->configureDSP(m_rate / 4, m_rate / 2);
         return true;
     }
     else if (BFMDemod::MsgConfigureBFMDemod::match(message))
@@ -407,7 +406,6 @@ BFMDemodGUI::BFMDemodGUI(PluginAPI* pluginAPI, DeviceUISet *deviceUISet, Baseban
             SpectrumVis::AvgModeNone,  // no averaging
 	        FFTWindow::BlackmanHarris,
 	        false); // logarithmic scale
-    m_spectrumVis->configureDSP(m_rate / 4, m_rate / 2);
 	connect(&MainWindow::getInstance()->getMasterTimer(), SIGNAL(timeout()), this, SLOT(tick()));
 
 	m_channelMarker.blockSignals(true);
diff --git a/plugins/channeltx/udpsource/udpsource.cpp b/plugins/channeltx/udpsource/udpsource.cpp
index d018a55e6..764da4a16 100644
--- a/plugins/channeltx/udpsource/udpsource.cpp
+++ b/plugins/channeltx/udpsource/udpsource.cpp
@@ -171,10 +171,8 @@ void UDPSource::applySettings(const UDPSourceSettings& settings, bool force)
     if ((settings.m_sampleFormat != m_settings.m_sampleFormat) || force) {
         reverseAPIKeys.append("sampleFormat");
     }
-    if ((settings.m_inputSampleRate != m_settings.m_inputSampleRate) || force)
-    {
+    if ((settings.m_inputSampleRate != m_settings.m_inputSampleRate) || force) {
         reverseAPIKeys.append("inputSampleRate");
-        m_spectrumVis.configureDSP(0, settings.m_inputSampleRate);
     }
     if ((settings.m_rfBandwidth != m_settings.m_rfBandwidth) || force) {
         reverseAPIKeys.append("rfBandwidth");