diff --git a/plugins/channelrx/radioastronomy/radioastronomygui.cpp b/plugins/channelrx/radioastronomy/radioastronomygui.cpp
index 58f7ba91a..f771ee517 100644
--- a/plugins/channelrx/radioastronomy/radioastronomygui.cpp
+++ b/plugins/channelrx/radioastronomy/radioastronomygui.cpp
@@ -3560,6 +3560,8 @@ void RadioAstronomyGUI::plotPowerVsTimeChart()
             break;
         }
         break;
+    default:
+        break;
     }
 
     m_powerChart->addAxis(m_powerXAxis, Qt::AlignBottom);
@@ -3950,6 +3952,8 @@ RadioAstronomyGUI::FFTMeasurement* RadioAstronomyGUI::currentFFT()
 
 void RadioAstronomyGUI::on_spectrumYUnits_currentIndexChanged(int index)
 {
+    (void) index;
+
     QString text = ui->spectrumYUnits->currentText();
     if (text == "dBFS")
     {
diff --git a/plugins/feature/satellitetracker/satellitetrackerworker.cpp b/plugins/feature/satellitetracker/satellitetrackerworker.cpp
index 829382998..fa0a48adb 100644
--- a/plugins/feature/satellitetracker/satellitetrackerworker.cpp
+++ b/plugins/feature/satellitetracker/satellitetrackerworker.cpp
@@ -549,7 +549,7 @@ void SatelliteTrackerWorker::applyDeviceAOSSettings(const QString& name)
                 const MainSettings& mainSettings = mainCore->getSettings();
                 const std::vector<DeviceSet*>& deviceSets = mainCore->getDeviceSets();
 
-                if (devSettings->m_deviceSetIndex < deviceSets.size())
+                if (devSettings->m_deviceSetIndex < (int)deviceSets.size())
                 {
                     const DeviceSet *deviceSet = deviceSets[devSettings->m_deviceSetIndex];
                     QString presetType;
diff --git a/plugins/feature/startracker/startrackerworker.cpp b/plugins/feature/startracker/startrackerworker.cpp
index 6f096b527..ba577b4d0 100644
--- a/plugins/feature/startracker/startrackerworker.cpp
+++ b/plugins/feature/startracker/startrackerworker.cpp
@@ -622,7 +622,6 @@ void StarTrackerWorker::update()
                 swgTarget->setEarthOrbitVelocityBcrs(vOrbit);
                 double vLSRK = Astronomy::sunVelocityLSRK(rd);
                 swgTarget->setSunVelocityLsr(vLSRK);
-                double vCorr = vRot + vOrbit + vLSRK;
                 (*it)->push(MainCore::MsgStarTrackerTarget::create(m_starTracker, swgTarget));
             }
         }
diff --git a/sdrbase/channel/channelwebapiutils.cpp b/sdrbase/channel/channelwebapiutils.cpp
index da25919dd..58cb39c42 100644
--- a/sdrbase/channel/channelwebapiutils.cpp
+++ b/sdrbase/channel/channelwebapiutils.cpp
@@ -569,13 +569,13 @@ bool ChannelWebAPIUtils::patchFeatureSetting(unsigned int featureSetIndex, unsig
 
             if (httpRC/100 == 2)
             {
-                qDebug("ChannelWebAPIUtils::patchFeatureSetting: set feature setting %s to %s OK", qPrintable(setting), value);
+                qDebug("ChannelWebAPIUtils::patchFeatureSetting: set feature setting %s to %s OK", qPrintable(setting), qPrintable(value));
                 return true;
             }
             else
             {
                 qWarning("ChannelWebAPIUtils::patchFeatureSetting: set feature setting %s to %s error %d: %s",
-                    setting, value, httpRC, qPrintable(*errorResponse2.getMessage()));
+                    qPrintable(setting), qPrintable(value), httpRC, qPrintable(*errorResponse2.getMessage()));
                 return false;
             }
         }
diff --git a/swagger/sdrangel/api/swagger/include/RadioClock.yaml b/swagger/sdrangel/api/swagger/include/RadioClock.yaml
index 3bb5e9618..c7dcc78ec 100644
--- a/swagger/sdrangel/api/swagger/include/RadioClock.yaml
+++ b/swagger/sdrangel/api/swagger/include/RadioClock.yaml
@@ -13,7 +13,7 @@ RadioClockSettings:
       type: number
       format: float
     modulation:
-      description: 0 - MSF, 1 - DCF77, 2 - TDF
+      description: 0 - MSF, 1 - DCF77, 2 - TDF, 3 - WWVB
       type: integer
     timezone:
       description: 0 - Broadcast, 1 - Local, 2 - UTC