diff --git a/lib/index.js b/lib/index.js
index a0315f0..7c63f68 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -8,6 +8,10 @@ var _react = require('react');
 
 var _react2 = _interopRequireDefault(_react);
 
+var _propTypes = require('prop-types');
+
+var _propTypes2 = _interopRequireDefault(_propTypes);
+
 var _reactAddonsShallowCompare = require('react-addons-shallow-compare');
 
 var _reactAddonsShallowCompare2 = _interopRequireDefault(_reactAddonsShallowCompare);
@@ -415,13 +419,13 @@ var createWizard = function createWizard() {
   };
 
   Wizard.propTypes = {
-    onComplete: _react2.default.PropTypes.func, //onComplete callback function to execute
-    promiseOnNext: _react2.default.PropTypes.bool, //option to return promise in onNextClicked function
-    validateLive: _react2.default.PropTypes.bool, //option to validate on user-input, otherwise only on next
-    initialActive: _react2.default.PropTypes.string, // pass step id to start from step other than first. 
-    initialValues: _react2.default.PropTypes.object, // alternative way to pass initialValues for children
-    childrenProps: _react2.default.PropTypes.object, //pass extra properties to all children
-    children: _react2.default.PropTypes.oneOfType([_react2.default.PropTypes.arrayOf(_react2.default.PropTypes.element), _react2.default.PropTypes.object]).isRequired
+    onComplete: _propTypes2.default.func, //onComplete callback function to execute
+    promiseOnNext: _propTypes2.default.bool, //option to return promise in onNextClicked function
+    validateLive: _propTypes2.default.bool, //option to validate on user-input, otherwise only on next
+    initialActive: _propTypes2.default.string, // pass step id to start from step other than first. 
+    initialValues: _propTypes2.default.object, // alternative way to pass initialValues for children
+    childrenProps: _propTypes2.default.object, //pass extra properties to all children
+    children: _propTypes2.default.oneOfType([_propTypes2.default.arrayOf(_propTypes2.default.element), _propTypes2.default.object]).isRequired
   };
 
   return Wizard;
@@ -487,12 +491,12 @@ var createWizardItem = function createWizardItem(WizardItemInner, WizardItemWrap
   ;
 
   WizardItem.propTypes = {
-    id: _react2.default.PropTypes.string.isRequired, // id is required
-    title: _react2.default.PropTypes.string,
-    description: _react2.default.PropTypes.string,
-    initialValue: _react2.default.PropTypes.any, //initialValue defines return value expected type
-    validate: _react2.default.PropTypes.func, // ex. value => !value ? throw 'Error' : null
-    next: _react2.default.PropTypes.func // ex. value => value == 1 ? 'id1' : 'id2'
+    id: _propTypes2.default.string.isRequired, // id is required
+    title: _propTypes2.default.string,
+    description: _propTypes2.default.string,
+    initialValue: _propTypes2.default.any, //initialValue defines return value expected type
+    validate: _propTypes2.default.func, // ex. value => !value ? throw 'Error' : null
+    next: _propTypes2.default.func // ex. value => value == 1 ? 'id1' : 'id2'
   };
 
   return WizardItem;
@@ -500,20 +504,20 @@ var createWizardItem = function createWizardItem(WizardItemInner, WizardItemWrap
 
 //provided to render wrapper (if provided) and each component 
 var renderPropTypes = {
-  onNextClicked: _react2.default.PropTypes.func, //next click handler
-  onPreviousClicked: _react2.default.PropTypes.func, //previous clicked handler
-  onComplete: _react2.default.PropTypes.func, //on complete handler with values object, ex. values => handleValues(values)
-  reset: _react2.default.PropTypes.func, //reset handler
-  setValue: _react2.default.PropTypes.func, //the callback function to set the wizard item value, ex. () => setValue('check'), or setValue([1,2,3]), or setValue({a:1, b:2})
-  value: _react2.default.PropTypes.any, //the value set by setValue (initially initialValue)
-  values: _react2.default.PropTypes.object, //the cleared wizard values as a dict with wizard items ids as keys, ex. {'step1': 'check', 'step2': [1,2,3]}, 
-  errors: _react2.default.PropTypes.string, //any validation errors
-  completed: _react2.default.PropTypes.bool, //wizard completed
-  step: _react2.default.PropTypes.number, // the wizard step based on how many next clicked
-  isActive: _react2.default.PropTypes.bool, //is wizard item active (by default only active is displayed)
-  isLast: _react2.default.PropTypes.bool, //is last wizard item
-  hasNext: _react2.default.PropTypes.bool, //wizard item has next
-  hasPrevious: _react2.default.PropTypes.bool //wizard item has previous
+  onNextClicked: _propTypes2.default.func, //next click handler
+  onPreviousClicked: _propTypes2.default.func, //previous clicked handler
+  onComplete: _propTypes2.default.func, //on complete handler with values object, ex. values => handleValues(values)
+  reset: _propTypes2.default.func, //reset handler
+  setValue: _propTypes2.default.func, //the callback function to set the wizard item value, ex. () => setValue('check'), or setValue([1,2,3]), or setValue({a:1, b:2})
+  value: _propTypes2.default.any, //the value set by setValue (initially initialValue)
+  values: _propTypes2.default.object, //the cleared wizard values as a dict with wizard items ids as keys, ex. {'step1': 'check', 'step2': [1,2,3]}, 
+  errors: _propTypes2.default.string, //any validation errors
+  completed: _propTypes2.default.bool, //wizard completed
+  step: _propTypes2.default.number, // the wizard step based on how many next clicked
+  isActive: _propTypes2.default.bool, //is wizard item active (by default only active is displayed)
+  isLast: _propTypes2.default.bool, //is last wizard item
+  hasNext: _propTypes2.default.bool, //wizard item has next
+  hasPrevious: _propTypes2.default.bool //wizard item has previous
 };
 
 module.exports = createWizard;
\ No newline at end of file
diff --git a/package.json b/package.json
index f6d61b9..4f6d854 100644
--- a/package.json
+++ b/package.json
@@ -44,6 +44,7 @@
     "webpack-dev-server": "^2.4.5"
   },
   "dependencies": {
+    "prop-types": "^15.6.0",
     "react": "^15.0.0",
     "react-addons-shallow-compare": "^15.3.2"
   },
diff --git a/src/index.jsx b/src/index.jsx
index f2feea9..ba76ae3 100644
--- a/src/index.jsx
+++ b/src/index.jsx
@@ -1,6 +1,8 @@
 import React from 'react';
+import PropTypes from 'prop-types';
 import shallowCompare from 'react-addons-shallow-compare';
 
+
 import { filterObjByKeys } from './utils';
 
 const defaultNext = (children, idx) => () => { 
@@ -316,15 +318,15 @@ const createWizard = (WizardItemWrapper=null) => {
   };
 
   Wizard.propTypes = {
-    onComplete: React.PropTypes.func, //onComplete callback function to execute
-    promiseOnNext: React.PropTypes.bool, //option to return promise in onNextClicked function
-    validateLive: React.PropTypes.bool, //option to validate on user-input, otherwise only on next
-    initialActive: React.PropTypes.string, // pass step id to start from step other than first. 
-    initialValues: React.PropTypes.object, // alternative way to pass initialValues for children
-    childrenProps: React.PropTypes.object, //pass extra properties to all children
-    children: React.PropTypes.oneOfType([
-      React.PropTypes.arrayOf(React.PropTypes.element), 
-      React.PropTypes.object
+    onComplete: PropTypes.func, //onComplete callback function to execute
+    promiseOnNext: PropTypes.bool, //option to return promise in onNextClicked function
+    validateLive: PropTypes.bool, //option to validate on user-input, otherwise only on next
+    initialActive: PropTypes.string, // pass step id to start from step other than first. 
+    initialValues: PropTypes.object, // alternative way to pass initialValues for children
+    childrenProps: PropTypes.object, //pass extra properties to all children
+    children: PropTypes.oneOfType([
+      PropTypes.arrayOf(PropTypes.element), 
+      PropTypes.object
     ]).isRequired
   };
 
@@ -385,12 +387,12 @@ const createWizardItem = (WizardItemInner, WizardItemWrapper) => {
   };
   
   WizardItem.propTypes = {
-    id: React.PropTypes.string.isRequired, // id is required
-    title: React.PropTypes.string,
-    description: React.PropTypes.string,
-    initialValue: React.PropTypes.any, //initialValue defines return value expected type
-    validate: React.PropTypes.func, // ex. value => !value ? throw 'Error' : null
-    next: React.PropTypes.func, // ex. value => value == 1 ? 'id1' : 'id2'
+    id: PropTypes.string.isRequired, // id is required
+    title: PropTypes.string,
+    description: PropTypes.string,
+    initialValue: PropTypes.any, //initialValue defines return value expected type
+    validate: PropTypes.func, // ex. value => !value ? throw 'Error' : null
+    next: PropTypes.func, // ex. value => value == 1 ? 'id1' : 'id2'
   };
 
   return WizardItem;
@@ -398,20 +400,20 @@ const createWizardItem = (WizardItemInner, WizardItemWrapper) => {
 
 //provided to render wrapper (if provided) and each component 
 const renderPropTypes = {
-  onNextClicked: React.PropTypes.func, //next click handler
-  onPreviousClicked: React.PropTypes.func, //previous clicked handler
-  onComplete: React.PropTypes.func, //on complete handler with values object, ex. values => handleValues(values)
-  reset: React.PropTypes.func, //reset handler
-  setValue: React.PropTypes.func, //the callback function to set the wizard item value, ex. () => setValue('check'), or setValue([1,2,3]), or setValue({a:1, b:2})
-  value: React.PropTypes.any, //the value set by setValue (initially initialValue)
-  values: React.PropTypes.object, //the cleared wizard values as a dict with wizard items ids as keys, ex. {'step1': 'check', 'step2': [1,2,3]}, 
-  errors: React.PropTypes.string, //any validation errors
-  completed: React.PropTypes.bool, //wizard completed
-  step: React.PropTypes.number, // the wizard step based on how many next clicked
-  isActive: React.PropTypes.bool, //is wizard item active (by default only active is displayed)
-  isLast: React.PropTypes.bool, //is last wizard item
-  hasNext: React.PropTypes.bool, //wizard item has next
-  hasPrevious: React.PropTypes.bool, //wizard item has previous
+  onNextClicked: PropTypes.func, //next click handler
+  onPreviousClicked: PropTypes.func, //previous clicked handler
+  onComplete: PropTypes.func, //on complete handler with values object, ex. values => handleValues(values)
+  reset: PropTypes.func, //reset handler
+  setValue: PropTypes.func, //the callback function to set the wizard item value, ex. () => setValue('check'), or setValue([1,2,3]), or setValue({a:1, b:2})
+  value: PropTypes.any, //the value set by setValue (initially initialValue)
+  values: PropTypes.object, //the cleared wizard values as a dict with wizard items ids as keys, ex. {'step1': 'check', 'step2': [1,2,3]}, 
+  errors: PropTypes.string, //any validation errors
+  completed: PropTypes.bool, //wizard completed
+  step: PropTypes.number, // the wizard step based on how many next clicked
+  isActive: PropTypes.bool, //is wizard item active (by default only active is displayed)
+  isLast: PropTypes.bool, //is last wizard item
+  hasNext: PropTypes.bool, //wizard item has next
+  hasPrevious: PropTypes.bool, //wizard item has previous
 };