diff --git a/libchart/classes/model/XYSeriesDataSet.php b/libchart/classes/model/XYSeriesDataSet.php
index b9d4dbc..ef2a73f 100644
--- a/libchart/classes/model/XYSeriesDataSet.php
+++ b/libchart/classes/model/XYSeriesDataSet.php
@@ -39,7 +39,7 @@ class XYSeriesDataSet extends DataSet {
          * Constructor of XYSeriesDataSet.
          *
          */
-        public function XYSeriesDataSet() {
+        public function __construct() {
             $this->titleList = array();
             $this->serieList = array();
         }
@@ -73,4 +73,4 @@ public function getSerieList() {
             return $this->serieList;
         }
     }
-?>
\ No newline at end of file
+?>