diff --git a/qad/graphic/graphic.cpp b/qad/graphic/graphic.cpp
index dbd3e41..4a86c83 100644
--- a/qad/graphic/graphic.cpp
+++ b/qad/graphic/graphic.cpp
@@ -217,7 +217,7 @@ void Graphic::procGesture(QGesture * g) {
 		Qt::KeyboardModifiers km = Qt::NoModifier;
 		if (gesture_angle <= 20.) km = Qt::ControlModifier;
 		if (gesture_angle >= 70.) km = Qt::ShiftModifier;
-		procZoom(pg->centerPoint(), (pg->scaleFactor() - 1.) * 300., km);
+		procZoom(pg->centerPoint(), (pg->scaleFactor() - 1.) * 500., km);
 		totalUpdate();
 		} break;
 	case Qt::TapAndHoldGesture: {
@@ -238,7 +238,7 @@ void Graphic::procZoom(QPointF view_center, double dzoom, Qt::KeyboardModifiers
 	double px = view_center.x() - gridborder.x() - margins_.left(), py = hei - view_center.y() + margins_.height();
 	px = px / wid * selrect.width() + selrect.x();
 	py = py / hei * selrect.height() + selrect.y();
-	scl = 1. - dzoom / 300.;
+	scl = 1. - dzoom / 500.;
 	if (km == Qt::NoModifier)
 		selrect.setRect(px - (px - selrect.x()) * scl, py - (py - selrect.y()) * scl, selrect.width() * scl, selrect.height() * scl);
 	else {