diff --git a/plugins/channelmimo/interferometer/interferometergui.cpp b/plugins/channelmimo/interferometer/interferometergui.cpp
index e8af0139d..dbc43147e 100644
--- a/plugins/channelmimo/interferometer/interferometergui.cpp
+++ b/plugins/channelmimo/interferometer/interferometergui.cpp
@@ -132,6 +132,7 @@ InterferometerGUI::InterferometerGUI(PluginAPI* pluginAPI, DeviceUISet *deviceUI
     ui->glSpectrum->setCenterFrequency(0);
 	ui->glSpectrum->setSsbSpectrum(false);
     ui->glSpectrum->setLsbDisplay(false);
+    ui->glScope->setTraceModulo(Interferometer::m_fftSize);
 
 	ui->glSpectrum->connectTimer(MainWindow::getInstance()->getMasterTimer());
 	ui->glScope->connectTimer(MainWindow::getInstance()->getMasterTimer());