diff --git a/widgets/mainwindow.cpp b/widgets/mainwindow.cpp
index add8391c1..89d86711d 100644
--- a/widgets/mainwindow.cpp
+++ b/widgets/mainwindow.cpp
@@ -4227,7 +4227,7 @@ void MainWindow::guiUpdate()
 
 // Don't transmit another mode in the 30 m WSPR sub-band
     Frequency onAirFreq = m_freqNominal + ui->TxFreqSpinBox->value();
-    if ((onAirFreq > 10139900 and onAirFreq < 10140320) and m_mode!="WSPR") {
+    if ((onAirFreq > 10139900 and onAirFreq < 10140320) and m_mode!="WSPR" and m_mode!="FST4W") {
       m_bTxTime=false;
       if (m_auto) auto_tx_mode (false);
       if(onAirFreq!=m_onAirFreq0) {
@@ -8586,7 +8586,7 @@ void MainWindow::uploadWSPRSpots (bool direct_post, QString const& decode_text)
     wsprNet->abortOutstandingRequests ();
     m_uploading = false;
   }
-  QString rfreq = QString("%1").arg((m_dialFreqRxWSPR + m_wideGraph->rxFreq ()) / 1e6, 0, 'f', 6);
+  QString rfreq = QString("%1").arg((m_dialFreqRxWSPR + 1500) / 1e6, 0, 'f', 6);
   QString tfreq = QString("%1").arg((m_dialFreqRxWSPR +
                         ui->TxFreqSpinBox->value()) / 1e6, 0, 'f', 6);
   auto pct = QString::number (ui->autoButton->isChecked () ? ui->sbTxPercent->value () : 0);
diff --git a/widgets/plotter.cpp b/widgets/plotter.cpp
index 0153b8433..afa512ff2 100644
--- a/widgets/plotter.cpp
+++ b/widgets/plotter.cpp
@@ -595,7 +595,7 @@ void CPlotter::DrawOverlay()                   //DrawOverlay()
     painter0.drawLine(x2,yTxTop,x2,yTxTop+yh);
   }
 
-  if(m_dialFreq>10.13 and m_dialFreq< 10.15 and m_mode.mid(0,4)!="WSPR") {
+  if(m_dialFreq>10.13 and m_dialFreq< 10.15 and m_mode.mid(0,4)!="WSPR" and m_mode!="FST4W") {
     float f1=1.0e6*(10.1401 - m_dialFreq);
     float f2=f1+200.0;
     x1=XfromFreq(f1);