diff --git a/profile-widget/divecartesianaxis.cpp b/profile-widget/divecartesianaxis.cpp
index 21c5b147b..491a33b30 100644
--- a/profile-widget/divecartesianaxis.cpp
+++ b/profile-widget/divecartesianaxis.cpp
@@ -8,7 +8,8 @@
 #include "profile-widget/divelineitem.h"
 #include "profile-widget/profilescene.h"
 
-static const double labelSpace = 2.0; // space between label and ticks
+static const double labelSpaceHorizontal = 2.0; // space between label and ticks
+static const double labelSpaceVertical = 2.0; // space between label and ticks
 
 QPen DiveCartesianAxis::gridPen() const
 {
@@ -123,7 +124,7 @@ double DiveCartesianAxis::textWidth(const QString &s) const
 {
 	QFont fnt = DiveTextItem::getFont(dpr, labelScale);
 	QFontMetrics fm(fnt);
-	return fm.size(Qt::TextSingleLine, s).width() + labelSpace * dpr;
+	return fm.size(Qt::TextSingleLine, s).width() + labelSpaceHorizontal * dpr;
 }
 
 double DiveCartesianAxis::width() const
@@ -131,6 +132,13 @@ double DiveCartesianAxis::width() const
 	return textWidth("999");
 }
 
+double DiveCartesianAxis::height() const
+{
+	QFont fnt = DiveTextItem::getFont(dpr, labelScale);
+	QFontMetrics fm(fnt);
+	return fm.height() + labelSpaceVertical * dpr;
+}
+
 void DiveCartesianAxis::updateTicks(int animSpeed, color_index_t color)
 {
 	if (!changed && !printMode)
diff --git a/profile-widget/divecartesianaxis.h b/profile-widget/divecartesianaxis.h
index e131fe601..98f7f157c 100644
--- a/profile-widget/divecartesianaxis.h
+++ b/profile-widget/divecartesianaxis.h
@@ -49,7 +49,8 @@ public:
 	void setLineSize(qreal lineSize);
 	void setLine(const QLineF& line);
 	virtual void updateTicks(int animSpeed, color_index_t color = TIME_GRID);
-	double width() const;
+	double width() const; // only for vertical axes
+	double height() const; // only for horizontal axes
 
 signals:
 	void sizeChanged();