diff --git a/Code/Mantid/MantidPlot/src/Mantid/MantidSampleLogDialog.cpp b/Code/Mantid/MantidPlot/src/Mantid/MantidSampleLogDialog.cpp
index fb7636c0e7603ad382120028012a2ab1e726fa38..343c6551c4120d45acc8e47449eabf88d1806a7b 100644
--- a/Code/Mantid/MantidPlot/src/Mantid/MantidSampleLogDialog.cpp
+++ b/Code/Mantid/MantidPlot/src/Mantid/MantidSampleLogDialog.cpp
@@ -462,6 +462,7 @@ void MantidSampleLogDialog::init()
   m_tree->header()->resizeSection(3, 90); //units column
   m_tree->header()->setMovable(false);
   m_tree->setSortingEnabled(true);
+  m_tree->sortByColumn(0, Qt::AscendingOrder);
 }