diff --git a/Software/PC_Application/LibreVNA-GUI/Calibration/calibrationmeasurement.cpp b/Software/PC_Application/LibreVNA-GUI/Calibration/calibrationmeasurement.cpp
index a061291..a3ee57e 100644
--- a/Software/PC_Application/LibreVNA-GUI/Calibration/calibrationmeasurement.cpp
+++ b/Software/PC_Application/LibreVNA-GUI/Calibration/calibrationmeasurement.cpp
@@ -124,7 +124,7 @@ QWidget *CalibrationMeasurement::Base::createStandardWidget()
 {
     auto cbStandard = new QComboBox();
     for(auto s : supportedStandards()) {
-        cbStandard->addItem(s->getDescription(), qVariantFromValue((void*) s));
+        cbStandard->addItem(s->getDescription(), QVariant::fromValue((void*) s));
         if(standard == s) {
             cbStandard->setCurrentText(s->getDescription());
         }
diff --git a/Software/PC_Application/LibreVNA-GUI/Util/qpointervariant.h b/Software/PC_Application/LibreVNA-GUI/Util/qpointervariant.h
index b44f5d1..d9b75a9 100644
--- a/Software/PC_Application/LibreVNA-GUI/Util/qpointervariant.h
+++ b/Software/PC_Application/LibreVNA-GUI/Util/qpointervariant.h
@@ -19,7 +19,7 @@ public:
         mt.construct(ptr, variant.constData());
     }
     QVariant value() {
-        return QVariant(variant.type(), ptr);
+        return QVariant(variant.metaType(), ptr);
     }
     void* getPtr(){return ptr;}
 private: