diff --git a/src/turtle.cpp b/src/turtle.cpp
index e33ad7ecd2073133c537b058d67f272475fe3200..75db62bc789d4eeee8c0df7e5033ea4f63fbaf6f 100644
--- a/src/turtle.cpp
+++ b/src/turtle.cpp
@@ -228,6 +228,7 @@ void Turtle::paint(QPainter& painter)
     QPointF pl = pos_ * meter_;
     pl.rx() -= 0.3 * turtle_rotated_image_.width();
     painter.setPen(Qt::red);
+    painter.setFont(QFont("Arial",meter_/2));
     painter.drawText(pl,Turtle::label_);
   }
 }