diff --git a/V203/usb/scope/software/displaywidget.cpp b/V203/usb/scope/software/displaywidget.cpp
index 3462e84..c8b46dd 100644
--- a/V203/usb/scope/software/displaywidget.cpp
+++ b/V203/usb/scope/software/displaywidget.cpp
@@ -269,7 +269,7 @@ void DisplayWidget::drawBackground() {
   p.drawLine (m_forward.map(hline));
   p.drawLine (m_forward.map(vline));
   // markers
-  QPen pm (QColor(255,255,0,196), 2);
+  QPen pm (QColor(255,255,0,196), 1);
   p.setPen(pm);
   if (marker_type == MARKER_TIME) {
     const QLineF ma (m_time.a, -ye, m_time.a, ye);
@@ -311,8 +311,8 @@ void DisplayWidget::drawBackground() {
     desc.sprintf("Marker A: %ss, Marker B: %ss, Δ=%ss, f=%sHz", ing_fmt(xz * m_time.a).c_str(), ing_fmt(xz * m_time.b).c_str(),
                                                                 ing_fmt(delta).c_str(), ing_fmt(freq).c_str());
   } else {
-    const double ofs = 0;// HALF_Y + (marker_type == MARKER_VOLT_A ? m_offset.a : m_offset.b);
-    double scl = 0.0; // TODO - ofset to text
+    const double ofs = - (marker_type == MARKER_VOLT_A ? m_offset.a : m_offset.b);
+    double scl = 0.0;
     if (marker_type == MARKER_VOLT_A) { p.setPen (QPen (pcol.colA)); scl = m_channels.a; }
     else                              { p.setPen (QPen (pcol.colB)); scl = m_channels.b; }
     //qDebug("scl = %g, a=%g, b=%g, oa=%g, ob=%g", scl, m_volt.a, m_volt.b, m_offset.a, m_offset.b);