diff --git a/src/chrome/RatingButton.js b/src/chrome/RatingButton.js
index 17c054d1f..0b1db44b6 100644
--- a/src/chrome/RatingButton.js
+++ b/src/chrome/RatingButton.js
@@ -8,7 +8,7 @@
 import {Component, type Element, Fragment} from 'react';
 import {Glyph, Tooltip} from 'flipper';
 import {getInstance as getLogger} from '../fb-stubs/Logger';
-import GK from '../fb-stubs/GK';
+import GK from '../fb-stubs/GK.tsx';
 
 type Props = {
   rating: ?number,
diff --git a/src/dispatcher/__tests__/plugins.electron.js b/src/dispatcher/__tests__/plugins.electron.js
index c0a68e695..89e6e6ddc 100644
--- a/src/dispatcher/__tests__/plugins.electron.js
+++ b/src/dispatcher/__tests__/plugins.electron.js
@@ -17,7 +17,7 @@ import {FlipperPlugin} from '../../plugin.tsx';
 import reducers from '../../reducers/index.tsx';
 import {init as initLogger} from '../../fb-stubs/Logger.js';
 import configureStore from 'redux-mock-store';
-import {TEST_PASSING_GK, TEST_FAILING_GK} from '../../fb-stubs/GK';
+import {TEST_PASSING_GK, TEST_FAILING_GK} from '../../fb-stubs/GK.tsx';
 import TestPlugin from './TestPlugin';
 
 const mockStore = configureStore([])(reducers(undefined, {type: 'INIT'}));
diff --git a/src/dispatcher/iOSDevice.js b/src/dispatcher/iOSDevice.js
index 99b23cf99..c5b7204b9 100644
--- a/src/dispatcher/iOSDevice.js
+++ b/src/dispatcher/iOSDevice.js
@@ -16,7 +16,7 @@ const execFile = child_process.execFile;
 import IOSDevice from '../devices/IOSDevice';
 import iosUtil from '../fb-stubs/iOSContainerUtility';
 import isProduction from '../utils/isProduction.js';
-import GK from '../fb-stubs/GK';
+import GK from '../fb-stubs/GK.tsx';
 import {registerDeviceCallbackOnPlugins} from '../utils/onRegisterDevice.js';
 type iOSSimulatorDevice = {|
   state: 'Booted' | 'Shutdown' | 'Shutting Down',
diff --git a/src/dispatcher/notifications.js b/src/dispatcher/notifications.js
index 58b87ccb6..f9af40e73 100644
--- a/src/dispatcher/notifications.js
+++ b/src/dispatcher/notifications.js
@@ -18,7 +18,7 @@ import {
   updateCategoryBlacklist,
 } from '../reducers/notifications.tsx';
 import {textContent} from '../utils/index';
-import GK from '../fb-stubs/GK';
+import GK from '../fb-stubs/GK.tsx';
 
 type NotificationEvents = 'show' | 'click' | 'close' | 'reply' | 'action';
 const NOTIFICATION_THROTTLE = 5 * 1000; // in milliseconds
diff --git a/src/dispatcher/plugins.js b/src/dispatcher/plugins.js
index 29c87e6e0..20a79ef67 100644
--- a/src/dispatcher/plugins.js
+++ b/src/dispatcher/plugins.js
@@ -20,7 +20,7 @@ import {
   addFailedPlugins,
 } from '../reducers/plugins.tsx';
 import {remote} from 'electron';
-import GK from '../fb-stubs/GK';
+import GK from '../fb-stubs/GK.tsx';
 import {FlipperBasePlugin} from '../plugin.tsx';
 import {setupMenuBar} from '../MenuBar.js';
 import path from 'path';
diff --git a/src/fb-stubs/GK.js b/src/fb-stubs/GK.tsx
similarity index 100%
rename from src/fb-stubs/GK.js
rename to src/fb-stubs/GK.tsx
diff --git a/src/index.js b/src/index.js
index 1c1f19789..8b6bce868 100644
--- a/src/index.js
+++ b/src/index.js
@@ -8,7 +8,7 @@
 export {default as styled, keyframes} from 'react-emotion';
 export * from './ui/index.js';
 export * from './utils/index.js';
-export {default as GK} from './fb-stubs/GK.js';
+export {default as GK} from './fb-stubs/GK.tsx';
 export {default as createPaste} from './fb-stubs/createPaste.js';
 export {graphQLQuery} from './fb-stubs/user.js';
 export {
diff --git a/src/init.js b/src/init.js
index f30f7286c..da007849f 100644
--- a/src/init.js
+++ b/src/init.js
@@ -8,7 +8,7 @@
 import {Provider} from 'react-redux';
 import ReactDOM from 'react-dom';
 import {ContextMenuProvider} from 'flipper';
-import GK from './fb-stubs/GK.js';
+import GK from './fb-stubs/GK.tsx';
 import {init as initLogger} from './fb-stubs/Logger';
 import App from './App.js';
 import BugReporter from './fb-stubs/BugReporter.js';
diff --git a/src/ui/components/elements-inspector/sidebar.js b/src/ui/components/elements-inspector/sidebar.js
index d6eeb0d5f..0eec86f14 100644
--- a/src/ui/components/elements-inspector/sidebar.js
+++ b/src/ui/components/elements-inspector/sidebar.js
@@ -13,7 +13,7 @@ import Panel from '../Panel.js';
 import ManagedDataInspector from '../data-inspector/ManagedDataInspector.js';
 import {Component} from 'react';
 import {Console} from '../console';
-import GK from '../../../fb-stubs/GK';
+import GK from '../../../fb-stubs/GK.tsx';
 
 const deepEqual = require('deep-equal');