diff --git a/sdrbase/dsp/spectrumsettings.cpp b/sdrbase/dsp/spectrumsettings.cpp
index 5ab12a246..75e555d03 100644
--- a/sdrbase/dsp/spectrumsettings.cpp
+++ b/sdrbase/dsp/spectrumsettings.cpp
@@ -45,7 +45,7 @@ void SpectrumSettings::resetToDefaults()
 	m_histogramStroke = 30;
 	m_displayGridIntensity = 5;
 	m_displayTraceIntensity = 50;
-	m_waterfallShare = 0.66;
+	m_waterfallShare = 0.5;
 	m_displayCurrent = true;
 	m_displayWaterfall = true;
 	m_invertedWaterfall = true;