1 files changed, 2 insertions, 1 deletions

diff --git a/noncore/settings/netsystemtime/predicttabwidget.cpp b/noncore/settings/netsystemtime/predicttabwidget.cpp
index 8dc889f..a9fe418 100644
--- a/noncore/settings/netsystemtime/predicttabwidget.cpp
+++ b/noncore/settings/netsystemtime/predicttabwidget.cpp
@@ -120,7 +120,8 @@ PredictTabWidget::PredictTabWidget( QWidget *parent )
                 tblLookups->setText( i, 2, QString::number( shift ) );
                 tblLookups->setText( i, 1, QString::number( last / ( 60 * 60 ) ) );
         }
-        _shiftPerSec /= lookupCount;
+        if(lookupCount)
+            _shiftPerSec /= lookupCount;
         QString drift = QString::number( _shiftPerSec * 60 * 60);
         drift.append( tr( " s/h" ) );
         lblDrift->setText( drift );