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-rw-r--r--gr-qtgui/lib/DisplayPlot.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/gr-qtgui/lib/DisplayPlot.cc b/gr-qtgui/lib/DisplayPlot.cc
index 8c115c8b8c..5be0431d97 100644
--- a/gr-qtgui/lib/DisplayPlot.cc
+++ b/gr-qtgui/lib/DisplayPlot.cc
@@ -44,7 +44,7 @@ DisplayPlot::DisplayPlot(int nplots, QWidget* parent)
d_panner = new QwtPlotPanner(canvas());
d_panner->setAxisEnabled(QwtPlot::yRight, false);
- d_panner->setMouseButton(Qt::MidButton, Qt::ControlModifier);
+ d_panner->setMouseButton(Qt::MiddleButton, Qt::ControlModifier);
// emit the position of clicks on widget
d_picker = new QwtDblClickPlotPicker(canvas());