diff --git a/lib/core.js b/lib/core.js
index 08a2f17..5440c0a 100644
--- a/lib/core.js
+++ b/lib/core.js
@@ -1,3 +1,6 @@
+var ReactDOM = require('react-dom');
+
+
 module.exports = {
   createClass: function(chartType, methodNames, dataKey) {
     var classData = {
@@ -50,7 +53,7 @@ module.exports = {
 
     classData.initializeChart = function(nextProps) {
       var Chart = require('chart.js');
-      var el = this.getDOMNode();
+      var el = ReactDOM.findDOMNode(this);
       var ctx = el.getContext("2d");
       var chart = new Chart(ctx)[chartType](nextProps.data, nextProps.options || {});
       this.state.chart = chart;
@@ -63,7 +66,7 @@ module.exports = {
 
     // return the canvass element that contains the chart
     classData.getCanvass = function() {
-      return this.refs.canvass.getDOMNode();
+      return this.refs.canvass;
     };
 
     classData.getCanvas = classData.getCanvass;