diff --git a/CHANGELOG.md b/CHANGELOG.md
index add8b9bc..bb250893 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+v2.2.2 - Tue, 11 Jul 2017 14:20:05 UTC
+--------------------------------------
+
+- [581be77](../../commit/581be77) [chore] added test for default parentSelector.
+- [e56c414](../../commit/e56c414) [chore] Return null for portal when modal is closed
+
+
 v2.2.1 - Fri, 30 Jun 2017 09:21:36 UTC
 --------------------------------------
 
diff --git a/bower.json b/bower.json
index bbfcac31..fdf42f8a 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "react-modal",
-  "version": "2.2.1",
+  "version": "2.2.2",
   "homepage": "https://github.com/reactjs/react-modal",
   "authors": [
     "Ryan Florence",
diff --git a/dist/react-modal.js b/dist/react-modal.js
index 4b4126aa..2430c800 100644
--- a/dist/react-modal.js
+++ b/dist/react-modal.js
@@ -99,7 +99,7 @@ return /******/ (function(modules) { // webpackBootstrap
 
 	var _ModalPortal2 = _interopRequireDefault(_ModalPortal);
 
-	var _ariaAppHider = __webpack_require__(17);
+	var _ariaAppHider = __webpack_require__(16);
 
 	var ariaAppHider = _interopRequireWildcard(_ariaAppHider);
 
@@ -1205,26 +1205,26 @@ return /******/ (function(modules) { // webpackBootstrap
 
 	var _propTypes = __webpack_require__(4);
 
-	var _elementClass = __webpack_require__(13);
-
-	var _elementClass2 = _interopRequireDefault(_elementClass);
-
-	var _focusManager = __webpack_require__(14);
+	var _focusManager = __webpack_require__(13);
 
 	var focusManager = _interopRequireWildcard(_focusManager);
 
-	var _scopeTab = __webpack_require__(16);
+	var _scopeTab = __webpack_require__(15);
 
 	var _scopeTab2 = _interopRequireDefault(_scopeTab);
 
-	var _ariaAppHider = __webpack_require__(17);
+	var _ariaAppHider = __webpack_require__(16);
 
 	var ariaAppHider = _interopRequireWildcard(_ariaAppHider);
 
-	var _refCount = __webpack_require__(18);
+	var _refCount = __webpack_require__(17);
 
 	var refCount = _interopRequireWildcard(_refCount);
 
+	var _bodyClassList = __webpack_require__(18);
+
+	var bodyClassList = _interopRequireWildcard(_bodyClassList);
+
 	var _safeHTMLElement = __webpack_require__(19);
 
 	var _safeHTMLElement2 = _interopRequireDefault(_safeHTMLElement);
@@ -1444,10 +1444,9 @@ return /******/ (function(modules) { // webpackBootstrap
 	          appElement = _props.appElement,
 	          ariaHideApp = _props.ariaHideApp,
 	          bodyOpenClassName = _props.bodyOpenClassName;
-
-	      refCount.add(bodyOpenClassName);
 	      // Add body class
-	      (0, _elementClass2.default)(document.body).add(bodyOpenClassName);
+
+	      bodyClassList.add(bodyOpenClassName);
 	      // Add aria-hidden to appElement
 	      if (ariaHideApp) {
 	        ariaAppHider.hide(appElement);
@@ -1460,12 +1459,9 @@ return /******/ (function(modules) { // webpackBootstrap
 	          appElement = _props2.appElement,
 	          ariaHideApp = _props2.ariaHideApp,
 	          bodyOpenClassName = _props2.bodyOpenClassName;
-
-	      refCount.remove(bodyOpenClassName);
 	      // Remove class if no more modals are open
-	      if (refCount.count(bodyOpenClassName) === 0) {
-	        (0, _elementClass2.default)(document.body).remove(bodyOpenClassName);
-	      }
+
+	      bodyClassList.remove(bodyOpenClassName);
 	      // Reset aria-hidden attribute if all modals have been removed
 	      if (ariaHideApp && refCount.totalCount() < 1) {
 	        ariaAppHider.show(appElement);
@@ -1485,7 +1481,7 @@ return /******/ (function(modules) { // webpackBootstrap
 	      var contentStyles = className ? {} : defaultStyles.content;
 	      var overlayStyles = overlayClassName ? {} : defaultStyles.overlay;
 
-	      return this.shouldBeClosed() ? _react2.default.createElement('div', null) : _react2.default.createElement(
+	      return this.shouldBeClosed() ? null : _react2.default.createElement(
 	        'div',
 	        {
 	          ref: this.setOverlayRef,
@@ -1547,71 +1543,6 @@ return /******/ (function(modules) { // webpackBootstrap
 
 /***/ }),
 /* 13 */
-/***/ (function(module, exports) {
-
-	module.exports = function(opts) {
-	  return new ElementClass(opts)
-	}
-
-	function indexOf(arr, prop) {
-	  if (arr.indexOf) return arr.indexOf(prop)
-	  for (var i = 0, len = arr.length; i < len; i++)
-	    if (arr[i] === prop) return i
-	  return -1
-	}
-
-	function ElementClass(opts) {
-	  if (!(this instanceof ElementClass)) return new ElementClass(opts)
-	  var self = this
-	  if (!opts) opts = {}
-
-	  // similar doing instanceof HTMLElement but works in IE8
-	  if (opts.nodeType) opts = {el: opts}
-
-	  this.opts = opts
-	  this.el = opts.el || document.body
-	  if (typeof this.el !== 'object') this.el = document.querySelector(this.el)
-	}
-
-	ElementClass.prototype.add = function(className) {
-	  var el = this.el
-	  if (!el) return
-	  if (el.className === "") return el.className = className
-	  var classes = el.className.split(' ')
-	  if (indexOf(classes, className) > -1) return classes
-	  classes.push(className)
-	  el.className = classes.join(' ')
-	  return classes
-	}
-
-	ElementClass.prototype.remove = function(className) {
-	  var el = this.el
-	  if (!el) return
-	  if (el.className === "") return
-	  var classes = el.className.split(' ')
-	  var idx = indexOf(classes, className)
-	  if (idx > -1) classes.splice(idx, 1)
-	  el.className = classes.join(' ')
-	  return classes
-	}
-
-	ElementClass.prototype.has = function(className) {
-	  var el = this.el
-	  if (!el) return
-	  var classes = el.className.split(' ')
-	  return indexOf(classes, className) > -1
-	}
-
-	ElementClass.prototype.toggle = function(className) {
-	  var el = this.el
-	  if (!el) return
-	  if (this.has(className)) this.remove(className)
-	  else this.add(className)
-	}
-
-
-/***/ }),
-/* 14 */
 /***/ (function(module, exports, __webpack_require__) {
 
 	'use strict';
@@ -1626,7 +1557,7 @@ return /******/ (function(modules) { // webpackBootstrap
 	exports.setupScopedFocus = setupScopedFocus;
 	exports.teardownScopedFocus = teardownScopedFocus;
 
-	var _tabbable = __webpack_require__(15);
+	var _tabbable = __webpack_require__(14);
 
 	var _tabbable2 = _interopRequireDefault(_tabbable);
 
@@ -1703,7 +1634,7 @@ return /******/ (function(modules) { // webpackBootstrap
 	}
 
 /***/ }),
-/* 15 */
+/* 14 */
 /***/ (function(module, exports) {
 
 	'use strict';
@@ -1758,7 +1689,7 @@ return /******/ (function(modules) { // webpackBootstrap
 	}
 
 /***/ }),
-/* 16 */
+/* 15 */
 /***/ (function(module, exports, __webpack_require__) {
 
 	'use strict';
@@ -1768,7 +1699,7 @@ return /******/ (function(modules) { // webpackBootstrap
 	});
 	exports.default = scopeTab;
 
-	var _tabbable = __webpack_require__(15);
+	var _tabbable = __webpack_require__(14);
 
 	var _tabbable2 = _interopRequireDefault(_tabbable);
 
@@ -1791,7 +1722,7 @@ return /******/ (function(modules) { // webpackBootstrap
 	}
 
 /***/ }),
-/* 17 */
+/* 16 */
 /***/ (function(module, exports) {
 
 	'use strict';
@@ -1860,7 +1791,7 @@ return /******/ (function(modules) { // webpackBootstrap
 	}
 
 /***/ }),
-/* 18 */
+/* 17 */
 /***/ (function(module, exports) {
 
 	"use strict";
@@ -1868,36 +1799,74 @@ return /******/ (function(modules) { // webpackBootstrap
 	Object.defineProperty(exports, "__esModule", {
 	  value: true
 	});
+	exports.get = get;
 	exports.add = add;
 	exports.remove = remove;
-	exports.count = count;
 	exports.totalCount = totalCount;
-	var modals = {};
+	var classListMap = {};
+
+	function get() {
+	  return classListMap;
+	}
 
 	function add(bodyClass) {
 	  // Set variable and default if none
-	  if (!modals[bodyClass]) {
-	    modals[bodyClass] = 0;
+	  if (!classListMap[bodyClass]) {
+	    classListMap[bodyClass] = 0;
 	  }
-	  modals[bodyClass] += 1;
+	  classListMap[bodyClass] += 1;
+	  return bodyClass;
 	}
 
 	function remove(bodyClass) {
-	  if (modals[bodyClass]) {
-	    modals[bodyClass] -= 1;
+	  if (classListMap[bodyClass]) {
+	    classListMap[bodyClass] -= 1;
 	  }
-	}
-
-	function count(bodyClass) {
-	  return modals[bodyClass];
+	  return bodyClass;
 	}
 
 	function totalCount() {
-	  return Object.keys(modals).reduce(function (acc, curr) {
-	    return acc + modals[curr];
+	  return Object.keys(classListMap).reduce(function (acc, curr) {
+	    return acc + classListMap[curr];
 	  }, 0);
 	}
 
+/***/ }),
+/* 18 */
+/***/ (function(module, exports, __webpack_require__) {
+
+	'use strict';
+
+	Object.defineProperty(exports, "__esModule", {
+	  value: true
+	});
+	exports.add = add;
+	exports.remove = remove;
+
+	var _refCount = __webpack_require__(17);
+
+	var refCount = _interopRequireWildcard(_refCount);
+
+	function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }
+
+	function add(bodyClass) {
+	  // Increment class(es) on refCount tracker and add class(es) to body
+	  bodyClass.split(' ').map(refCount.add).forEach(function (className) {
+	    return document.body.classList.add(className);
+	  });
+	}
+
+	function remove(bodyClass) {
+	  var classListMap = refCount.get();
+	  // Decrement class(es) from the refCount tracker
+	  // and remove unused class(es) from body
+	  bodyClass.split(' ').map(refCount.remove).filter(function (className) {
+	    return classListMap[className] === 0;
+	  }).forEach(function (className) {
+	    return document.body.classList.remove(className);
+	  });
+	}
+
 /***/ }),
 /* 19 */
 /***/ (function(module, exports, __webpack_require__) {
diff --git a/dist/react-modal.min.js b/dist/react-modal.min.js
index 7e216e3d..fe8930aa 100644
--- a/dist/react-modal.min.js
+++ b/dist/react-modal.min.js
@@ -1,4 +1,4 @@
-!function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t(require("react"),require("react-dom")):"function"==typeof define&&define.amd?define(["react","react-dom"],t):"object"==typeof exports?exports.ReactModal=t(require("react"),require("react-dom")):e.ReactModal=t(e.React,e.ReactDOM)}(this,function(e,t){return function(e){function t(o){if(n[o])return n[o].exports;var r=n[o]={exports:{},id:o,loaded:!1};return e[o].call(r.exports,r,r.exports,t),r.loaded=!0,r.exports}var n={};return t.m=e,t.c=n,t.p="/",t(0)}([function(e,t,n){"use strict";function o(e){return e&&e.__esModule?e:{default:e}}Object.defineProperty(t,"__esModule",{value:!0});var r=n(1),a=o(r);t.default=a.default},function(e,t,n){"use strict";function o(e){if(e&&e.__esModule)return e;var t={};if(null!=e)for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n]);return t.default=e,t}function r(e){return e&&e.__esModule?e:{default:e}}function a(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function i(e,t){if(!e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!t||"object"!=typeof t&&"function"!=typeof t?e:t}function s(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function, not "+typeof t);e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,enumerable:!1,writable:!0,configurable:!0}}),t&&(Object.setPrototypeOf?Object.setPrototypeOf(e,t):e.__proto__=t)}function u(e){return e()}Object.defineProperty(t,"__esModule",{value:!0}),t.bodyOpenClassName=t.portalClassName=void 0;var l=Object.assign||function(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var o in n)Object.prototype.hasOwnProperty.call(n,o)&&(e[o]=n[o])}return e},c=function(){function e(e,t){for(var n=0;n<t.length;n++){var o=t[n];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(e,o.key,o)}}return function(t,n,o){return n&&e(t.prototype,n),o&&e(t,o),t}}(),f=n(2),p=r(f),d=n(3),y=r(d),v=n(4),m=r(v),h=n(12),b=r(h),O=n(17),w=o(O),C=n(19),g=r(C),T=t.portalClassName="ReactModalPortal",P=t.bodyOpenClassName="ReactModal__Body--open",j=y.default.unstable_renderSubtreeIntoContainer,_=function(e){function t(){var e,n,o,r;a(this,t);for(var s=arguments.length,c=Array(s),f=0;f<s;f++)c[f]=arguments[f];return n=o=i(this,(e=t.__proto__||Object.getPrototypeOf(t)).call.apply(e,[this].concat(c))),o.removePortal=function(){y.default.unmountComponentAtNode(o.node);var e=u(o.props.parentSelector);e.removeChild(o.node)},o.renderPortal=function(e){o.portal=j(o,p.default.createElement(b.default,l({defaultStyles:t.defaultStyles},e)),o.node)},r=n,i(o,r)}return s(t,e),c(t,[{key:"componentDidMount",value:function(){this.node=document.createElement("div"),this.node.className=this.props.portalClassName;var e=u(this.props.parentSelector);e.appendChild(this.node),this.renderPortal(this.props)}},{key:"componentWillReceiveProps",value:function(e){var t=e.isOpen;if(this.props.isOpen||t){var n=u(this.props.parentSelector),o=u(e.parentSelector);o!==n&&(n.removeChild(this.node),o.appendChild(this.node)),this.renderPortal(e)}}},{key:"componentWillUpdate",value:function(e){e.portalClassName!==this.props.portalClassName&&(this.node.className=e.portalClassName)}},{key:"componentWillUnmount",value:function(){if(this.node){var e=this.portal.state,t=Date.now(),n=e.isOpen&&this.props.closeTimeoutMS&&(e.closesAt||t+this.props.closeTimeoutMS);n?(e.beforeClose||this.portal.closeWithTimeout(),setTimeout(this.removePortal,n-t)):this.removePortal()}}},{key:"render",value:function(){return null}}],[{key:"setAppElement",value:function(e){w.setElement(e)}},{key:"injectCSS",value:function(){console.warn("React-Modal: injectCSS has been deprecated and no longer has any effect. It will be removed in a later version")}}]),t}(f.Component);_.propTypes={isOpen:m.default.bool.isRequired,style:m.default.shape({content:m.default.object,overlay:m.default.object}),portalClassName:m.default.string,bodyOpenClassName:m.default.string,className:m.default.oneOfType([m.default.string,m.default.object]),overlayClassName:m.default.oneOfType([m.default.string,m.default.object]),appElement:m.default.instanceOf(g.default),onAfterOpen:m.default.func,onRequestClose:m.default.func,closeTimeoutMS:m.default.number,ariaHideApp:m.default.bool,shouldCloseOnOverlayClick:m.default.bool,parentSelector:m.default.func,aria:m.default.object,role:m.default.string,contentLabel:m.default.string.isRequired},_.defaultProps={isOpen:!1,portalClassName:T,bodyOpenClassName:P,ariaHideApp:!0,closeTimeoutMS:0,shouldCloseOnOverlayClick:!0,parentSelector:function(){return document.body}},_.defaultStyles={overlay:{position:"fixed",top:0,left:0,right:0,bottom:0,backgroundColor:"rgba(255, 255, 255, 0.75)"},content:{position:"absolute",top:"40px",left:"40px",right:"40px",bottom:"40px",border:"1px solid #ccc",background:"#fff",overflow:"auto",WebkitOverflowScrolling:"touch",borderRadius:"4px",outline:"none",padding:"20px"}},t.default=_},function(t,n){t.exports=e},function(e,n){e.exports=t},function(e,t,n){var o="function"==typeof Symbol&&Symbol.for&&Symbol.for("react.element")||60103,r=function(e){return"object"==typeof e&&null!==e&&e.$$typeof===o},a=!0;e.exports=n(5)(r,a)},function(e,t,n){"use strict";var o=n(6),r=n(7),a=n(8),i=n(9),s=n(10);e.exports=function(e,t){function n(e){var t=e&&(E&&e[E]||e[S]);if("function"==typeof t)return t}function u(e,t){return e===t?0!==e||1/e===1/t:e!==e&&t!==t}function l(e){this.message=e,this.stack=""}function c(e){function n(n,u,c,f,p,d,y){if(f=f||R,d=d||c,y!==i)if(t)r(!1,"Calling PropTypes validators directly is not supported by the `prop-types` package. 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diff --git a/package.json b/package.json
index 35f98e53..1d1a5ced 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-modal",
-  "version": "2.2.1",
+  "version": "2.2.2",
   "description": "Accessible modal dialog component for React.JS",
   "main": "./lib/index.js",
   "repository": {