diff --git a/plugins/channel/chanalyzer/chanalyzergui.cpp b/plugins/channel/chanalyzer/chanalyzergui.cpp
index 9d91c53a1..468c4aba8 100644
--- a/plugins/channel/chanalyzer/chanalyzergui.cpp
+++ b/plugins/channel/chanalyzer/chanalyzergui.cpp
@@ -270,6 +270,8 @@ ChannelAnalyzerGUI::ChannelAnalyzerGUI(PluginAPI* pluginAPI, QWidget* parent) :
 	m_threadedSampleSink = new ThreadedSampleSink(m_channelizer);
 	m_pluginAPI->addSampleSink(m_threadedSampleSink);
 
+	ui->deltaFrequency->setColorMapper(ColorMapper(ColorMapper::ReverseGold));
+
 	ui->glSpectrum->setCenterFrequency(m_rate/2);
 	ui->glSpectrum->setSampleRate(m_rate);
 	ui->glSpectrum->setDisplayWaterfall(true);
diff --git a/plugins/channel/ssb/ssbdemodgui.cpp b/plugins/channel/ssb/ssbdemodgui.cpp
index 1afe2c690..7af7df3ef 100644
--- a/plugins/channel/ssb/ssbdemodgui.cpp
+++ b/plugins/channel/ssb/ssbdemodgui.cpp
@@ -231,6 +231,8 @@ SSBDemodGUI::SSBDemodGUI(PluginAPI* pluginAPI, QWidget* parent) :
 	m_pluginAPI->addAudioSource(m_audioFifo);
 	m_pluginAPI->addSampleSink(m_threadedSampleSink);
 
+	ui->deltaFrequency->setColorMapper(ColorMapper(ColorMapper::ReverseGold));
+
 	ui->glSpectrum->setCenterFrequency(m_rate/2);
 	ui->glSpectrum->setSampleRate(m_rate);
 	ui->glSpectrum->setDisplayWaterfall(true);