diff --git a/plotter.h b/plotter.h
index d3fb131..9abe45d 100644
--- a/plotter.h
+++ b/plotter.h
@@ -82,8 +82,10 @@ public:
   void setTol(int n);
   void setRxBand(QString band);
   void setTurbo(bool turbo);
+#if JS8_USE_REFSPEC
   void setReference(bool b) {m_bReference = b;}
   bool Reference() const {return m_bReference;}
+#endif
   void drawRed(int ia, int ib, float swide[]);
   void setVHF(bool bVHF);
   void setRedFile(QString fRed);
diff --git a/widegraph.cpp b/widegraph.cpp
index 2028cad..a64a6bf 100644
--- a/widegraph.cpp
+++ b/widegraph.cpp
@@ -79,11 +79,13 @@ WideGraph::WideGraph(QSettings * settings, QWidget *parent) :
     ui->widePlot->setCurrent(m_settings->value("Current",false).toBool());
     ui->widePlot->setCumulative(m_settings->value("Cumulative",true).toBool());
     ui->widePlot->setLinearAvg(m_settings->value("LinearAvg",false).toBool());
-    ui->widePlot->setReference(m_settings->value("Reference",false).toBool());
     if(ui->widePlot->current()) ui->spec2dComboBox->setCurrentIndex(0);
     if(ui->widePlot->cumulative()) ui->spec2dComboBox->setCurrentIndex(1);
     if(ui->widePlot->linearAvg()) ui->spec2dComboBox->setCurrentIndex(2);
+#if JS8_USE_REFSPEC
+    ui->widePlot->setReference(m_settings->value("Reference",false).toBool());
     if(ui->widePlot->Reference()) ui->spec2dComboBox->setCurrentIndex(3);
+#endif
     int nbpp=m_settings->value("BinsPerPixel", 2).toInt();
     ui->widePlot->setBinsPerPixel(nbpp);
     ui->sbPercent2dPlot->setValue(m_Percent2DScreen);
@@ -141,7 +143,9 @@ void WideGraph::saveSettings()                                           //saveS
   m_settings->setValue ("Current", ui->widePlot->current());
   m_settings->setValue ("Cumulative", ui->widePlot->cumulative());
   m_settings->setValue ("LinearAvg", ui->widePlot->linearAvg());
+#if JS8_USE_REFSPEC
   m_settings->setValue ("Reference", ui->widePlot->Reference());
+#endif
   m_settings->setValue ("BinsPerPixel", ui->widePlot->binsPerPixel ());
   m_settings->setValue ("StartFreq", ui->widePlot->startFreq ());
   m_settings->setValue ("WaterfallPalette", m_waterfallPalette);
@@ -354,7 +358,6 @@ void WideGraph::on_spec2dComboBox_currentIndexChanged(const QString &arg1)
   ui->widePlot->setCurrent(false);
   ui->widePlot->setCumulative(false);
   ui->widePlot->setLinearAvg(false);
-  ui->widePlot->setReference(false);
   ui->smoSpinBox->setEnabled(false);
   if(arg1=="Current") ui->widePlot->setCurrent(true);
   if(arg1=="Cumulative") ui->widePlot->setCumulative(true);
@@ -362,9 +365,12 @@ void WideGraph::on_spec2dComboBox_currentIndexChanged(const QString &arg1)
     ui->widePlot->setLinearAvg(true);
     ui->smoSpinBox->setEnabled(true);
   }
+#if JS8_USE_REFSPEC
+  ui->widePlot->setReference(false);
   if(arg1=="Reference") {
     ui->widePlot->setReference(true);
   }
+#endif
   replot();
 }
 
diff --git a/widegraph.ui b/widegraph.ui
index 2dba69c..c7d3097 100644
--- a/widegraph.ui
+++ b/widegraph.ui
@@ -188,11 +188,6 @@
           <string>Linear Avg</string>
          </property>
         </item>
-        <item>
-         <property name="text">
-          <string>Reference</string>
-         </property>
-        </item>
        </widget>
       </item>
       <item row="0" column="8">
@@ -210,7 +205,7 @@
         <item>
          <widget class="QCheckBox" name="cbRef">
           <property name="visible">
-            <bool>false</bool>
+           <bool>false</bool>
           </property>
           <property name="toolTip">
            <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Compute and save a reference spectrum.  (Not yet fully implemented.)&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>