diff --git a/src/axis/datetimeaxis/chartdatetimeaxisx.cpp b/src/axis/datetimeaxis/chartdatetimeaxisx.cpp
index a058ec9..dbb7180 100644
--- a/src/axis/datetimeaxis/chartdatetimeaxisx.cpp
+++ b/src/axis/datetimeaxis/chartdatetimeaxisx.cpp
@@ -97,7 +97,6 @@ QSizeF ChartDateTimeAxisX::sizeHint(Qt::SizeHint which, const QSizeF &constraint
         return sh;
     }
 
-
     switch (which) {
     case Qt::MinimumSize:{
         int count = qMax(ticksList.last().count(),ticksList.first().count());
diff --git a/src/axis/datetimeaxis/chartdatetimeaxisy.cpp b/src/axis/datetimeaxis/chartdatetimeaxisy.cpp
index cdcee41..2cd10c8 100644
--- a/src/axis/datetimeaxis/chartdatetimeaxisy.cpp
+++ b/src/axis/datetimeaxis/chartdatetimeaxisy.cpp
@@ -94,10 +94,18 @@ QSizeF ChartDateTimeAxisY::sizeHint(Qt::SizeHint which, const QSizeF &constraint
     qreal width = 0;
     qreal height = 0;
 
+
     if(ticksList.empty()){
         return sh;
     }
 
+    int labelWidth = 0;
+
+    foreach(const QString& s, ticksList)
+    {
+        labelWidth=qMax(fn.width(s),labelWidth);
+    }
+
     switch (which) {
         case Qt::MinimumSize: {
             width = fn.boundingRect("...").width() + labelPadding();
@@ -108,8 +116,7 @@ QSizeF ChartDateTimeAxisY::sizeHint(Qt::SizeHint which, const QSizeF &constraint
             break;
         }
         case Qt::PreferredSize: {
-            int count = qMax(ticksList.first().count() , ticksList.last().count());
-            width = count*fn.averageCharWidth() + labelPadding() + 2; //two pixels of tolerance
+            width = labelWidth + labelPadding() + 2; //two pixels of tolerance
             width += base.width();
             height = fn.height() * ticksList.count();
             height = qMax(height,base.height());
diff --git a/src/axis/valueaxis/chartvalueaxisy.cpp b/src/axis/valueaxis/chartvalueaxisy.cpp
index 66a3bc8..13d1094 100644
--- a/src/axis/valueaxis/chartvalueaxisy.cpp
+++ b/src/axis/valueaxis/chartvalueaxisy.cpp
@@ -95,10 +95,11 @@ QSizeF ChartValueAxisY::sizeHint(Qt::SizeHint which, const QSizeF &constraint) c
     qreal width = 0;
     qreal height = 0;
 
-    int count = 1;
+    int labelWidth = 0;
 
-    if(!ticksList.empty()){
-        count = qMax(ticksList.last().count(),ticksList.first().count());
+    foreach(const QString& s, ticksList)
+    {
+        labelWidth=qMax(fn.width(s),labelWidth);
     }
 
     switch (which) {
@@ -112,7 +113,7 @@ QSizeF ChartValueAxisY::sizeHint(Qt::SizeHint which, const QSizeF &constraint) c
     }
     case Qt::PreferredSize:
     {
-        width = count*fn.averageCharWidth() + labelPadding() + 2; //two pixels of tolerance
+        width = labelWidth + labelPadding() + 2; //two pixels of tolerance
         width += base.width();
         height = fn.height() * ticksList.count();
         height = qMax(height,base.height());