diff --git a/desktop-widgets/diveplanner.h b/desktop-widgets/diveplanner.h
index 63bc78eb9..7bb7942ba 100644
--- a/desktop-widgets/diveplanner.h
+++ b/desktop-widgets/diveplanner.h
@@ -7,6 +7,7 @@
 #include <QAbstractButton>
 #include <QDateTime>
 #include <QSignalMapper>
+#include <QElapsedTimer>
 
 
 class QListView;
@@ -34,7 +35,7 @@ slots:
 	void selfRemove();
 	void changeGas();
 private:
-	QTime t;
+	QElapsedTimer t;
 };
 
 #include "ui_diveplanner.h"
diff --git a/profile-widget/divetooltipitem.h b/profile-widget/divetooltipitem.h
index 0ae399bcb..268159621 100644
--- a/profile-widget/divetooltipitem.h
+++ b/profile-widget/divetooltipitem.h
@@ -7,7 +7,7 @@
 #include <QPair>
 #include <QRectF>
 #include <QIcon>
-#include <QTime>
+#include <QElapsedTimer>
 #include "core/display.h"
 
 class DiveCartesianAxis;
@@ -61,7 +61,7 @@ private:
 	DiveCartesianAxis *timeAxis;
 	plot_info pInfo;
 	int lastTime;
-	QTime refreshTime;
+	QElapsedTimer refreshTime;
 	QList<QGraphicsItem*> oldSelection;
 };