diff --git a/src/CPPlot.cpp b/src/CPPlot.cpp
index 7dbfb1df3..8a96d0d9a 100644
--- a/src/CPPlot.cpp
+++ b/src/CPPlot.cpp
@@ -74,7 +74,7 @@ CPPlot::CPPlot(QWidget *parent, Context *context, bool rangemode) : QwtPlot(pare
     setAxisScaleEngine(xBottom, new QwtLogScaleEngine);
 
     // left yAxis scale prettify
-    QwtScaleDraw *sd = new QwtScaleDraw;
+    sd = new QwtScaleDraw;
     sd->setTickLength(QwtScaleDiv::MajorTick, 3);
     sd->enableComponent(QwtScaleDraw::Ticks, false);
     sd->enableComponent(QwtScaleDraw::Backbone, false);
@@ -280,10 +280,13 @@ CPPlot::setSeries(CriticalPowerWindow::CriticalSeriesType criticalSeries)
     // set axis title
     setAxisTitle(yLeft, QString ("%1 %2 (%3) %4").arg(prefix).arg(series).arg(units).arg(postfix));
 
-    if (criticalSeries == CriticalPowerWindow::veloclinicplot)
+    if (criticalSeries == CriticalPowerWindow::veloclinicplot) {
+        setAxisScaleDraw(xBottom, ltsd);
         setAxisTitle(xBottom, tr("Power"));
-    else
+    } else {
+        setAxisScaleDraw(xBottom, sd);
         setAxisTitle(xBottom, tr("Interval Length"));
+    }
 
     // zap the old curves
     clearCurves();
diff --git a/src/CPPlot.h b/src/CPPlot.h
index 5d9f59fb5..9d05423e0 100644
--- a/src/CPPlot.h
+++ b/src/CPPlot.h
@@ -171,6 +171,7 @@ class CPPlot : public QwtPlot
         QList<QwtPlotMarker*> allZoneLabels;
 
         LogTimeScaleDraw *ltsd;
+        QwtScaleDraw *sd;
 
         // tooltip / zooming
         LTMCanvasPicker *canvasPicker;