diff --git a/sdrbase/gui/glspectrum.cpp b/sdrbase/gui/glspectrum.cpp
index b45c01628..4c561ad4f 100644
--- a/sdrbase/gui/glspectrum.cpp
+++ b/sdrbase/gui/glspectrum.cpp
@@ -769,11 +769,11 @@ void GLSpectrum::paintGL()
 
 					QVector4D color(dv->m_channelMarker->getColor().redF(), dv->m_channelMarker->getColor().greenF(), dv->m_channelMarker->getColor().blueF(), 0.5f);
 					m_glShaderSimple.drawSurface(dv->m_glMatrixFreqScale, color, q3, 4);
-                    QVector4D colorLine(0.8f, 0.8f, 0.6f, 1.0f);
-                    m_glShaderSimple.drawSegments(dv->m_glMatrixDsbFreqScale, colorLine, &q3[8], 2);
 
 					if (dv->m_channelMarker->getHighlighted())
 					{
+	                    QVector4D colorLine(0.8f, 0.8f, 0.6f, 1.0f);
+                        m_glShaderSimple.drawSegments(dv->m_glMatrixDsbFreqScale, colorLine, &q3[8], 2);
 	                    m_glShaderSimple.drawSegments(dv->m_glMatrixFreqScale, colorLine, &q3[4], 2);
 					}
 				}