diff --git a/src/plugins/qmlprofiler/qml/Overview.qml b/src/plugins/qmlprofiler/qml/Overview.qml
index 7d0916787da..2168ea79ad8 100644
--- a/src/plugins/qmlprofiler/qml/Overview.qml
+++ b/src/plugins/qmlprofiler/qml/Overview.qml
@@ -51,7 +51,7 @@ Canvas2D {
     function updateRange() {
         var newStartTime = Math.round(rangeMover.getLeft() * qmlProfilerModelProxy.traceDuration() / width) + qmlProfilerModelProxy.traceStartTime();
         var newEndTime = Math.round(rangeMover.getRight() * qmlProfilerModelProxy.traceDuration() / width) + qmlProfilerModelProxy.traceStartTime();
-        if (startTime !== newStartTime || endTime !== newEndTime) {
+        if ((startTime !== newStartTime || endTime !== newEndTime) && newEndTime - newStartTime > 500) {
             zoomControl.setRange(newStartTime, newEndTime);
         }
     }
diff --git a/src/plugins/qmlprofiler/qml/SelectionRange.qml b/src/plugins/qmlprofiler/qml/SelectionRange.qml
index e3930c7d168..78e09cfb40c 100644
--- a/src/plugins/qmlprofiler/qml/SelectionRange.qml
+++ b/src/plugins/qmlprofiler/qml/SelectionRange.qml
@@ -39,7 +39,7 @@ RangeMover {
     property string durationString: detailedPrintTime(duration)
 
     property real startTime: getLeft() * viewTimePerPixel + qmlProfilerModelProxy.traceStartTime()
-    property real duration: getWidth() * viewTimePerPixel
+    property real duration: Math.max(getWidth() * viewTimePerPixel, 500)
     property real viewTimePerPixel: 1
     property int creationState : 0