diff --git a/sdrgui/gui/glspectrum.cpp b/sdrgui/gui/glspectrum.cpp
index 2d0936194..885610884 100644
--- a/sdrgui/gui/glspectrum.cpp
+++ b/sdrgui/gui/glspectrum.cpp
@@ -3674,7 +3674,7 @@ void GLSpectrum::channelMarkerMove(QWheelEvent *event, int mul)
             continue;
         }
 
-        if (m_channelMarkerStates[i]->m_rect.contains(event->pos()))
+        if (m_channelMarkerStates[i]->m_rect.contains(event->position()))
         {
             int freq = m_channelMarkerStates[i]->m_channelMarker->getCenterFrequency();
 
diff --git a/sdrgui/gui/glspectrum.h b/sdrgui/gui/glspectrum.h
index de68c9e45..3e8200f0b 100644
--- a/sdrgui/gui/glspectrum.h
+++ b/sdrgui/gui/glspectrum.h
@@ -213,7 +213,7 @@ private:
         QMatrix4x4 m_glMatrixDsbFreqScale;
         QMatrix4x4 m_glMatrixHistogram;
         QMatrix4x4 m_glMatrixDsbHistogram;
-        QRect m_rect;
+        QRectF m_rect;
 
         ChannelMarkerState(ChannelMarker* channelMarker) :
             m_channelMarker(channelMarker)
diff --git a/sdrgui/gui/valuedial.cpp b/sdrgui/gui/valuedial.cpp
index 04b3ee24d..169398fea 100644
--- a/sdrgui/gui/valuedial.cpp
+++ b/sdrgui/gui/valuedial.cpp
@@ -367,7 +367,7 @@ void ValueDial::mouseMoveEvent(QMouseEvent *event)
 void ValueDial::wheelEvent(QWheelEvent *event)
 {
     int i;
-    i = (event->x() - 1) / m_digitWidth;
+    i = (event->position().x() - 1) / m_digitWidth;
 
     if (m_text[i] != m_groupSeparator) {
         m_hightlightedDigit = i;
diff --git a/sdrgui/gui/valuedialz.cpp b/sdrgui/gui/valuedialz.cpp
index f66189f09..7dc13da76 100644
--- a/sdrgui/gui/valuedialz.cpp
+++ b/sdrgui/gui/valuedialz.cpp
@@ -414,7 +414,7 @@ void ValueDialZ::wheelEvent(QWheelEvent* event)
 {
     int i;
 
-    i = (event->x() - 1) / m_digitWidth;
+    i = (event->position().x() - 1) / m_digitWidth;
 
     if ((m_text[i] != m_groupSeparator) && (m_text[i] != m_decSeparator)) {
         m_hightlightedDigit = i;