diff --git a/Code/Mantid/MantidPlot/src/Mantid/InstrumentWidget/InstrumentWindowRenderTab.cpp b/Code/Mantid/MantidPlot/src/Mantid/InstrumentWidget/InstrumentWindowRenderTab.cpp
index bd47bc859116..55dc68e357a8 100644
--- a/Code/Mantid/MantidPlot/src/Mantid/InstrumentWidget/InstrumentWindowRenderTab.cpp
+++ b/Code/Mantid/MantidPlot/src/Mantid/InstrumentWidget/InstrumentWindowRenderTab.cpp
@@ -684,7 +684,7 @@ void InstrumentWindowRenderTab::setUCorrection()
   {
     QPointF oldUCorr = rotSurface->getUCorrection();
     // ask the user to enter a number for the u-correction
-    auto dlg = UCorrectionDialog(this, oldUCorr, rotSurface->isManualUCorrection());
+    UCorrectionDialog dlg(this, oldUCorr, rotSurface->isManualUCorrection());
     if ( dlg.exec() != QDialog::Accepted ) return;
     
     QSettings settings;