diff --git a/assets/js/src/common/key_value_table.jsx b/assets/js/src/common/key_value_table.jsx
index 3293dd4a41..202d39321c 100644
--- a/assets/js/src/common/key_value_table.jsx
+++ b/assets/js/src/common/key_value_table.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 
 const KeyValueTable = props => (
@@ -13,13 +14,13 @@ const KeyValueTable = props => (
 );
 
 KeyValueTable.propTypes = {
-  max_width: React.PropTypes.string,
-  rows: React.PropTypes.arrayOf(React.PropTypes.shape({
-    key: React.PropTypes.string.isRequired,
-    value: React.PropTypes.oneOfType([
-      React.PropTypes.string,
-      React.PropTypes.number,
-      React.PropTypes.element,
+  max_width: PropTypes.string,
+  rows: PropTypes.arrayOf(PropTypes.shape({
+    key: PropTypes.string.isRequired,
+    value: PropTypes.oneOfType([
+      PropTypes.string,
+      PropTypes.number,
+      PropTypes.element,
     ]).isRequired,
   })).isRequired,
 };
diff --git a/assets/js/src/common/print_boolean.jsx b/assets/js/src/common/print_boolean.jsx
index fd4956b77a..c2719a5e21 100644
--- a/assets/js/src/common/print_boolean.jsx
+++ b/assets/js/src/common/print_boolean.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 
@@ -10,10 +11,10 @@ const PrintBoolean = props => (
 );
 
 PrintBoolean.propTypes = {
-  truthy: React.PropTypes.string,
-  falsy: React.PropTypes.string,
-  unknown: React.PropTypes.string,
-  children: React.PropTypes.bool,
+  truthy: PropTypes.string,
+  falsy: PropTypes.string,
+  unknown: PropTypes.string,
+  children: PropTypes.bool,
 };
 
 PrintBoolean.defaultProps = {
diff --git a/assets/js/src/common/stepped_progess_bar.jsx b/assets/js/src/common/stepped_progess_bar.jsx
index ce1f6906d3..d6e2cf2e8a 100644
--- a/assets/js/src/common/stepped_progess_bar.jsx
+++ b/assets/js/src/common/stepped_progess_bar.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 
 const SteppedProgressBar = (props) => {
@@ -20,8 +21,8 @@ const SteppedProgressBar = (props) => {
 };
 
 SteppedProgressBar.propTypes = {
-  steps_count: React.PropTypes.number.isRequired,
-  step: React.PropTypes.number.isRequired,
+  steps_count: PropTypes.number.isRequired,
+  step: PropTypes.number.isRequired,
 };
 
 module.exports = SteppedProgressBar;
diff --git a/assets/js/src/form/form.jsx b/assets/js/src/form/form.jsx
index 856978f560..b856ac70aa 100644
--- a/assets/js/src/form/form.jsx
+++ b/assets/js/src/form/form.jsx
@@ -7,7 +7,7 @@ import PropTypes from 'prop-types';
 
 class Form extends React.Component {
   static contextTypes = {
-    router: React.PropTypes.object.isRequired,
+    router: PropTypes.object.isRequired,
   };
 
   static defaultProps = {
diff --git a/assets/js/src/help-tooltip.jsx b/assets/js/src/help-tooltip.jsx
index bb2ada2d26..a531749bb6 100644
--- a/assets/js/src/help-tooltip.jsx
+++ b/assets/js/src/help-tooltip.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import ReactTooltip from 'react-tooltip';
 import ReactHtmlParser from 'react-html-parser';
@@ -47,10 +48,10 @@ function Tooltip(props) {
 }
 
 Tooltip.propTypes = {
-  tooltipId: React.PropTypes.string,
-  tooltip: React.PropTypes.node.isRequired,
-  place: React.PropTypes.string,
-  className: React.PropTypes.string,
+  tooltipId: PropTypes.string,
+  tooltip: PropTypes.node.isRequired,
+  place: PropTypes.string,
+  className: PropTypes.string,
 };
 
 Tooltip.defaultProps = {
diff --git a/assets/js/src/help/cron_status.jsx b/assets/js/src/help/cron_status.jsx
index 04b446cdde..c2d06117cf 100644
--- a/assets/js/src/help/cron_status.jsx
+++ b/assets/js/src/help/cron_status.jsx
@@ -1,4 +1,5 @@
 import MailPoet from 'mailpoet';
+import PropTypes from 'prop-types';
 import React from 'react';
 import KeyValueTable from 'common/key_value_table.jsx';
 import PrintBoolean from 'common/print_boolean.jsx';
@@ -46,12 +47,12 @@ const CronStatus = (props) => {
 };
 
 CronStatus.propTypes = {
-  status_data: React.PropTypes.shape({
-    accessible: React.PropTypes.bool,
-    status: React.PropTypes.string,
-    updated_at: React.PropTypes.number,
-    run_accessed_at: React.PropTypes.number,
-    run_completed_at: React.PropTypes.number,
+  status_data: PropTypes.shape({
+    accessible: PropTypes.bool,
+    status: PropTypes.string,
+    updated_at: PropTypes.number,
+    run_accessed_at: PropTypes.number,
+    run_completed_at: PropTypes.number,
   }).isRequired,
 };
 
diff --git a/assets/js/src/help/queue_status.jsx b/assets/js/src/help/queue_status.jsx
index 649849cf48..5771c2674f 100644
--- a/assets/js/src/help/queue_status.jsx
+++ b/assets/js/src/help/queue_status.jsx
@@ -1,4 +1,5 @@
 import MailPoet from 'mailpoet';
+import PropTypes from 'prop-types';
 import React from 'react';
 import KeyValueTable from 'common/key_value_table.jsx';
 import TasksList from './tasks_list/tasks_list.jsx';
@@ -58,23 +59,23 @@ const QueueStatus = (props) => {
 };
 
 QueueStatus.propTypes = {
-  status_data: React.PropTypes.shape({
-    status: React.PropTypes.string,
-    started: React.PropTypes.number,
-    sent: React.PropTypes.number,
-    retry_attempt: React.PropTypes.number,
-    retry_at: React.PropTypes.number,
-    error: React.PropTypes.shape({
-      operation: React.PropTypes.string,
-      error_message: React.PropTypes.string,
+  status_data: PropTypes.shape({
+    status: PropTypes.string,
+    started: PropTypes.number,
+    sent: PropTypes.number,
+    retry_attempt: PropTypes.number,
+    retry_at: PropTypes.number,
+    error: PropTypes.shape({
+      operation: PropTypes.string,
+      error_message: PropTypes.string,
     }),
-    tasksStatusCounts: React.PropTypes.shape({
-      completed: React.PropTypes.number.isRequired,
-      running: React.PropTypes.number.isRequired,
-      paused: React.PropTypes.number.isRequired,
-      scheduled: React.PropTypes.number.isRequired,
+    tasksStatusCounts: PropTypes.shape({
+      completed: PropTypes.number.isRequired,
+      running: PropTypes.number.isRequired,
+      paused: PropTypes.number.isRequired,
+      scheduled: PropTypes.number.isRequired,
     }).isRequired,
-    latestTasks: React.PropTypes.arrayOf(TasksListDataRow.propTypes.task).isRequired,
+    latestTasks: PropTypes.arrayOf(TasksListDataRow.propTypes.task).isRequired,
   }).isRequired,
 };
 
diff --git a/assets/js/src/help/tabs.jsx b/assets/js/src/help/tabs.jsx
index 6d258b6817..cc6d01ce3b 100644
--- a/assets/js/src/help/tabs.jsx
+++ b/assets/js/src/help/tabs.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import { Link } from 'react-router';
 import classNames from 'classnames';
@@ -44,7 +45,7 @@ function Tabs(props) {
   );
 }
 
-Tabs.propTypes = { tab: React.PropTypes.string };
+Tabs.propTypes = { tab: PropTypes.string };
 Tabs.defaultProps = { tab: 'knowledgeBase' };
 
 module.exports = Tabs;
diff --git a/assets/js/src/help/tasks_list/tasks_list.jsx b/assets/js/src/help/tasks_list/tasks_list.jsx
index 0e900c0e0d..cef526144e 100644
--- a/assets/js/src/help/tasks_list/tasks_list.jsx
+++ b/assets/js/src/help/tasks_list/tasks_list.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 import TaskListDataRow from './tasks_list_data_row.jsx';
@@ -30,8 +31,8 @@ const TasksList = (props) => {
 };
 
 TasksList.propTypes = {
-  show_scheduled_at: React.PropTypes.bool,
-  tasks: React.PropTypes.arrayOf(TaskListDataRow.propTypes.task).isRequired,
+  show_scheduled_at: PropTypes.bool,
+  tasks: PropTypes.arrayOf(TaskListDataRow.propTypes.task).isRequired,
 };
 
 TasksList.defaultProps = {
diff --git a/assets/js/src/help/tasks_list/tasks_list_data_row.jsx b/assets/js/src/help/tasks_list/tasks_list_data_row.jsx
index a06e13d6f0..81434d5453 100644
--- a/assets/js/src/help/tasks_list/tasks_list_data_row.jsx
+++ b/assets/js/src/help/tasks_list/tasks_list_data_row.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 
@@ -36,19 +37,19 @@ const TasksListDataRow = props => (
 );
 
 TasksListDataRow.propTypes = {
-  show_scheduled_at: React.PropTypes.bool,
-  task: React.PropTypes.shape({
-    id: React.PropTypes.number.isRequired,
-    type: React.PropTypes.string.isRequired,
-    priority: React.PropTypes.number.isRequired,
-    updated_at: React.PropTypes.number.isRequired,
-    scheduled_at: React.PropTypes.number,
-    status: React.PropTypes.string,
-    newsletter: React.PropTypes.shape({
-      newsletter_id: React.PropTypes.number.isRequired,
-      queue_id: React.PropTypes.number.isRequired,
-      preview_url: React.PropTypes.string.isRequired,
-      subject: React.PropTypes.string,
+  show_scheduled_at: PropTypes.bool,
+  task: PropTypes.shape({
+    id: PropTypes.number.isRequired,
+    type: PropTypes.string.isRequired,
+    priority: PropTypes.number.isRequired,
+    updated_at: PropTypes.number.isRequired,
+    scheduled_at: PropTypes.number,
+    status: PropTypes.string,
+    newsletter: PropTypes.shape({
+      newsletter_id: PropTypes.number.isRequired,
+      queue_id: PropTypes.number.isRequired,
+      preview_url: PropTypes.string.isRequired,
+      subject: PropTypes.string,
     }),
   }).isRequired,
 };
diff --git a/assets/js/src/help/tasks_list/tasks_list_labels_row.jsx b/assets/js/src/help/tasks_list/tasks_list_labels_row.jsx
index b03c06bf5a..55c2979ecd 100644
--- a/assets/js/src/help/tasks_list/tasks_list_labels_row.jsx
+++ b/assets/js/src/help/tasks_list/tasks_list_labels_row.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 
@@ -13,7 +14,7 @@ const TasksListLabelsRow = props => (
 );
 
 TasksListLabelsRow.propTypes = {
-  show_scheduled_at: React.PropTypes.bool,
+  show_scheduled_at: PropTypes.bool,
 };
 
 TasksListLabelsRow.defaultProps = {
diff --git a/assets/js/src/in_app_announcements/in_app_announcement.jsx b/assets/js/src/in_app_announcements/in_app_announcement.jsx
index 96832b0a42..6e09a4dfe6 100644
--- a/assets/js/src/in_app_announcements/in_app_announcement.jsx
+++ b/assets/js/src/in_app_announcements/in_app_announcement.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 import InAppAnnouncementDot from './in_app_announcement_dot.jsx';
@@ -78,11 +79,11 @@ const validateBooleanWithWindowDependency = (props, propName, componentName, win
 };
 
 InAppAnnouncement.propTypes = {
-  width: React.PropTypes.string,
-  height: React.PropTypes.string,
-  className: React.PropTypes.string,
-  children: React.PropTypes.element.isRequired,
-  validUntil: React.PropTypes.instanceOf(Date),
+  width: PropTypes.string,
+  height: PropTypes.string,
+  className: PropTypes.string,
+  children: PropTypes.element.isRequired,
+  validUntil: PropTypes.instanceOf(Date),
   showToNewUser: (props, propName, componentName) => (
     validateBooleanWithWindowDependency(props, propName, componentName, 'mailpoet_is_new_user')
   ),
diff --git a/assets/js/src/in_app_announcements/in_app_announcement_dot.jsx b/assets/js/src/in_app_announcements/in_app_announcement_dot.jsx
index 8241efc448..2cf9e00ebe 100644
--- a/assets/js/src/in_app_announcements/in_app_announcement_dot.jsx
+++ b/assets/js/src/in_app_announcements/in_app_announcement_dot.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import ReactDOMServer from 'react-dom/server';
 import classNames from 'classnames';
@@ -20,11 +21,11 @@ const InAppAnnouncementDot = props => (
 );
 
 InAppAnnouncementDot.propTypes = {
-  children: React.PropTypes.element.isRequired,
-  width: React.PropTypes.string,
-  height: React.PropTypes.string,
-  className: React.PropTypes.string,
-  onUserTrigger: React.PropTypes.func,
+  children: PropTypes.element.isRequired,
+  width: PropTypes.string,
+  height: PropTypes.string,
+  className: PropTypes.string,
+  onUserTrigger: PropTypes.func,
 };
 
 InAppAnnouncementDot.defaultProps = {
diff --git a/assets/js/src/listing/listing.jsx b/assets/js/src/listing/listing.jsx
index 36210a1831..064d91dc71 100644
--- a/assets/js/src/listing/listing.jsx
+++ b/assets/js/src/listing/listing.jsx
@@ -48,7 +48,7 @@ const Listing = createReactClass({ // eslint-disable-line react/prefer-es6-class
   /* eslint-enable react/require-default-props */
 
   contextTypes: {
-    router: React.PropTypes.object.isRequired,
+    router: PropTypes.object.isRequired,
   },
 
   getDefaultProps: () => ({
diff --git a/assets/js/src/newsletter_editor/background_image_announcement.jsx b/assets/js/src/newsletter_editor/background_image_announcement.jsx
index a5fcc76138..a27367d318 100644
--- a/assets/js/src/newsletter_editor/background_image_announcement.jsx
+++ b/assets/js/src/newsletter_editor/background_image_announcement.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 import InAppAnnouncement from 'in_app_announcements/in_app_announcement.jsx';
@@ -19,8 +20,8 @@ const BackgroundImageAnnouncement = props => (
 );
 
 BackgroundImageAnnouncement.propTypes = {
-  username: React.PropTypes.string.isRequired,
-  videoUrl: React.PropTypes.string.isRequired,
+  username: PropTypes.string.isRequired,
+  videoUrl: PropTypes.string.isRequired,
 };
 
 module.exports = BackgroundImageAnnouncement;
diff --git a/assets/js/src/newsletters/send.jsx b/assets/js/src/newsletters/send.jsx
index ee368f4c79..c60013bab8 100644
--- a/assets/js/src/newsletters/send.jsx
+++ b/assets/js/src/newsletters/send.jsx
@@ -23,7 +23,7 @@ const NewsletterSend = createReactClass({ // eslint-disable-line react/prefer-es
   },
 
   contextTypes: {
-    router: React.PropTypes.object.isRequired,
+    router: PropTypes.object.isRequired,
   },
 
   getInitialState: function getInitialState() {
diff --git a/assets/js/src/newsletters/types.jsx b/assets/js/src/newsletters/types.jsx
index 1d846c694a..dfc1e835d8 100644
--- a/assets/js/src/newsletters/types.jsx
+++ b/assets/js/src/newsletters/types.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 import Breadcrumb from 'newsletters/breadcrumb.jsx';
@@ -7,7 +8,7 @@ import 'react-router';
 
 class NewsletterTypes extends React.Component {
   static contextTypes = {
-    router: React.PropTypes.object.isRequired,
+    router: PropTypes.object.isRequired,
   };
 
   setupNewsletter = (type) => {
diff --git a/assets/js/src/newsletters/types/notification/notification.jsx b/assets/js/src/newsletters/types/notification/notification.jsx
index 70540ca1f7..cf794aabc2 100644
--- a/assets/js/src/newsletters/types/notification/notification.jsx
+++ b/assets/js/src/newsletters/types/notification/notification.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 import Breadcrumb from 'newsletters/breadcrumb.jsx';
@@ -12,7 +13,7 @@ const field = {
 
 class NewsletterNotification extends React.Component {
   static contextTypes = {
-    router: React.PropTypes.object.isRequired,
+    router: PropTypes.object.isRequired,
   };
 
   state = {
diff --git a/assets/js/src/newsletters/types/standard.jsx b/assets/js/src/newsletters/types/standard.jsx
index 4ab453ff37..532aab9cbb 100644
--- a/assets/js/src/newsletters/types/standard.jsx
+++ b/assets/js/src/newsletters/types/standard.jsx
@@ -1,10 +1,11 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 import Breadcrumb from 'newsletters/breadcrumb.jsx';
 
 class NewsletterStandard extends React.Component {
   static contextTypes = {
-    router: React.PropTypes.object.isRequired,
+    router: PropTypes.object.isRequired,
   };
 
   componentDidMount() {
diff --git a/assets/js/src/newsletters/types/welcome/scheduling.jsx b/assets/js/src/newsletters/types/welcome/scheduling.jsx
index 6d3b2dfd04..978e4100c2 100644
--- a/assets/js/src/newsletters/types/welcome/scheduling.jsx
+++ b/assets/js/src/newsletters/types/welcome/scheduling.jsx
@@ -50,7 +50,7 @@ const afterTimeTypeField = {
 
 class WelcomeScheduling extends React.Component {
   static contextTypes = {
-    router: React.PropTypes.object.isRequired,
+    router: PropTypes.object.isRequired,
   };
 
   getCurrentValue = () => this.props.item[this.props.field.name] || {};
diff --git a/assets/js/src/welcome_wizard/header.jsx b/assets/js/src/welcome_wizard/header.jsx
index 45cfa0a48d..b6ef1be4f9 100644
--- a/assets/js/src/welcome_wizard/header.jsx
+++ b/assets/js/src/welcome_wizard/header.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import SteppedProgressBar from '../common/stepped_progess_bar.jsx';
 
@@ -13,9 +14,9 @@ const WelcomeWizardHeader = props => (
 );
 
 WelcomeWizardHeader.propTypes = {
-  current_step: React.PropTypes.number.isRequired,
-  steps_count: React.PropTypes.number.isRequired,
-  logo_src: React.PropTypes.string.isRequired,
+  current_step: PropTypes.number.isRequired,
+  steps_count: PropTypes.number.isRequired,
+  logo_src: PropTypes.string.isRequired,
 };
 
 module.exports = WelcomeWizardHeader;
diff --git a/assets/js/src/welcome_wizard/steps/help_info_step.jsx b/assets/js/src/welcome_wizard/steps/help_info_step.jsx
index d5d6e05eab..cf4f1c104d 100644
--- a/assets/js/src/welcome_wizard/steps/help_info_step.jsx
+++ b/assets/js/src/welcome_wizard/steps/help_info_step.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 import ReactStringReplace from 'react-string-replace';
@@ -62,7 +63,7 @@ const WelcomeWizardHelpInfoStep = props => (
 module.exports = WelcomeWizardHelpInfoStep;
 
 WelcomeWizardHelpInfoStep.propTypes = {
-  next: React.PropTypes.func.isRequired,
+  next: PropTypes.func.isRequired,
 };
 
 module.exports = WelcomeWizardHelpInfoStep;
diff --git a/assets/js/src/welcome_wizard/steps/migrated_user_step.jsx b/assets/js/src/welcome_wizard/steps/migrated_user_step.jsx
index 75709108de..2e6247ee15 100644
--- a/assets/js/src/welcome_wizard/steps/migrated_user_step.jsx
+++ b/assets/js/src/welcome_wizard/steps/migrated_user_step.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 
@@ -12,7 +13,7 @@ const WelcomeWizardMigratedUserStep = props => (
 );
 
 WelcomeWizardMigratedUserStep.propTypes = {
-  next: React.PropTypes.func.isRequired,
+  next: PropTypes.func.isRequired,
 };
 
 module.exports = WelcomeWizardMigratedUserStep;
diff --git a/assets/js/src/welcome_wizard/steps/sender_step.jsx b/assets/js/src/welcome_wizard/steps/sender_step.jsx
index 8db527b2b5..d227f3c017 100644
--- a/assets/js/src/welcome_wizard/steps/sender_step.jsx
+++ b/assets/js/src/welcome_wizard/steps/sender_step.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 import jQuery from 'jquery';
@@ -47,13 +48,13 @@ const WelcomeWizardSenderStep = props => (
 );
 
 WelcomeWizardSenderStep.propTypes = {
-  finish: React.PropTypes.func.isRequired,
-  loading: React.PropTypes.bool.isRequired,
-  update_sender: React.PropTypes.func.isRequired,
-  submit_sender: React.PropTypes.func.isRequired,
-  sender: React.PropTypes.shape({
-    name: React.PropTypes.string,
-    address: React.PropTypes.string,
+  finish: PropTypes.func.isRequired,
+  loading: PropTypes.bool.isRequired,
+  update_sender: PropTypes.func.isRequired,
+  submit_sender: PropTypes.func.isRequired,
+  sender: PropTypes.shape({
+    name: PropTypes.string,
+    address: PropTypes.string,
   }),
 };
 
diff --git a/assets/js/src/welcome_wizard/steps/usage_tracking_step.jsx b/assets/js/src/welcome_wizard/steps/usage_tracking_step.jsx
index c823ed646d..ae66b66dc1 100644
--- a/assets/js/src/welcome_wizard/steps/usage_tracking_step.jsx
+++ b/assets/js/src/welcome_wizard/steps/usage_tracking_step.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 import ReactStringReplace from 'react-string-replace';
@@ -48,8 +49,8 @@ const WelcomeWizardUsageTrackingStep = props => (
 module.exports = WelcomeWizardUsageTrackingStep;
 
 WelcomeWizardUsageTrackingStep.propTypes = {
-  allow_action: React.PropTypes.func.isRequired,
-  allow_text: React.PropTypes.string.isRequired,
-  skip_action: React.PropTypes.func.isRequired,
-  loading: React.PropTypes.bool.isRequired,
+  allow_action: PropTypes.func.isRequired,
+  allow_text: PropTypes.string.isRequired,
+  skip_action: PropTypes.func.isRequired,
+  loading: PropTypes.bool.isRequired,
 };
diff --git a/assets/js/src/welcome_wizard/steps/woo_commerce_step.jsx b/assets/js/src/welcome_wizard/steps/woo_commerce_step.jsx
index d16e45ffd1..bce8ff212f 100644
--- a/assets/js/src/welcome_wizard/steps/woo_commerce_step.jsx
+++ b/assets/js/src/welcome_wizard/steps/woo_commerce_step.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 
@@ -35,7 +36,7 @@ const WelcomeWizardWooCommerceStep = props => (
 module.exports = WelcomeWizardWooCommerceStep;
 
 WelcomeWizardWooCommerceStep.propTypes = {
-  next: React.PropTypes.func.isRequired,
-  screenshot_src: React.PropTypes.string.isRequired,
-  loading: React.PropTypes.bool.isRequired,
+  next: PropTypes.func.isRequired,
+  screenshot_src: PropTypes.string.isRequired,
+  loading: PropTypes.bool.isRequired,
 };
diff --git a/assets/js/src/welcome_wizard/steps_controller.jsx b/assets/js/src/welcome_wizard/steps_controller.jsx
index 9a9418ffad..c427b08563 100644
--- a/assets/js/src/welcome_wizard/steps_controller.jsx
+++ b/assets/js/src/welcome_wizard/steps_controller.jsx
@@ -1,3 +1,4 @@
+import PropTypes from 'prop-types';
 import React from 'react';
 import MailPoet from 'mailpoet';
 import WelcomeWizardHeader from './header.jsx';
@@ -136,11 +137,11 @@ class WelcomeWizardStepsController extends React.Component {
 }
 
 WelcomeWizardStepsController.propTypes = {
-  params: React.PropTypes.shape({
-    step: React.PropTypes.string.isRequired,
+  params: PropTypes.shape({
+    step: PropTypes.string.isRequired,
   }).isRequired,
-  router: React.PropTypes.shape({
-    push: React.PropTypes.func.isRequired,
+  router: PropTypes.shape({
+    push: PropTypes.func.isRequired,
   }).isRequired,
 };