diff --git a/src/AllPlotWindow.cpp b/src/AllPlotWindow.cpp
index b31b1721b..ce9deb26d 100644
--- a/src/AllPlotWindow.cpp
+++ b/src/AllPlotWindow.cpp
@@ -2057,8 +2057,9 @@ AllPlotWindow::setEndSelection(AllPlot* plot, double xValue, bool newInterval, Q
                 if (bottom->text(0).startsWith(name)) delete allIntervals->takeChild(count-1);
             }
 
-            // add average power to the end of the selection name
-            name += QString("(%1 watts)").arg(round((wattsTotal && arrayLength) ? wattsTotal/arrayLength : 0));
+            // add average power to the end of the selection name, if available
+            if (wattsTotal && arrayLength)
+                name += tr("(%1 watts)").arg(round(wattsTotal/arrayLength));
 
             QTreeWidgetItem *last = new IntervalItem(ride->ride(), name, duration1, duration2, distance1, distance2,
                                         allIntervals->childCount()+1);