diff --git a/Libraries/Components/ActivityIndicator/ActivityIndicator.js b/Libraries/Components/ActivityIndicator/ActivityIndicator.js
index 9bb86373165494..7d8b9cb77ce863 100644
--- a/Libraries/Components/ActivityIndicator/ActivityIndicator.js
+++ b/Libraries/Components/ActivityIndicator/ActivityIndicator.js
@@ -15,7 +15,7 @@ const React = require('React');
 const StyleSheet = require('StyleSheet');
 const View = require('View');
 
-const requireNativeComponent = require('requireNativeComponent');
+const RCTActivityIndicatorViewNativeComponent = require('RCTActivityIndicatorViewNativeComponent');
 
 import type {NativeComponent} from 'ReactNative';
 import type {ViewProps} from 'ViewPropTypes';
@@ -23,7 +23,7 @@ import type {ViewProps} from 'ViewPropTypes';
 const RCTActivityIndicator =
   Platform.OS === 'android'
     ? require('ProgressBarAndroid')
-    : requireNativeComponent('RCTActivityIndicatorView');
+    : RCTActivityIndicatorViewNativeComponent;
 
 const GRAY = '#999999';
 
@@ -69,10 +69,7 @@ type Props = $ReadOnly<{|
  *
  * See http://facebook.github.io/react-native/docs/activityindicator.html
  */
-const ActivityIndicator = (
-  props: Props,
-  forwardedRef?: ?React.Ref<'RCTActivityIndicatorView'>,
-) => {
+const ActivityIndicator = (props: Props, forwardedRef?: any) => {
   const {onLayout, style, ...restProps} = props;
   let sizeStyle;
 
diff --git a/Libraries/Components/ActivityIndicator/RCTActivityIndicatorViewNativeComponent.js b/Libraries/Components/ActivityIndicator/RCTActivityIndicatorViewNativeComponent.js
new file mode 100644
index 00000000000000..461ee0e51d3392
--- /dev/null
+++ b/Libraries/Components/ActivityIndicator/RCTActivityIndicatorViewNativeComponent.js
@@ -0,0 +1,60 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @format
+ * @flow
+ */
+
+'use strict';
+
+const requireNativeComponent = require('requireNativeComponent');
+
+import type {ViewProps} from 'ViewPropTypes';
+import type {ViewStyleProp} from 'StyleSheet';
+import type {NativeComponent} from 'ReactNative';
+
+type NativeProps = $ReadOnly<{|
+  ...ViewProps,
+
+  /**
+   * Whether the indicator should hide when not animating (true by default).
+   *
+   * See http://facebook.github.io/react-native/docs/activityindicator.html#hideswhenstopped
+   */
+  hidesWhenStopped?: ?boolean,
+
+  /**
+   * Whether to show the indicator (true, the default) or hide it (false).
+   *
+   * See http://facebook.github.io/react-native/docs/activityindicator.html#animating
+   */
+  animating?: ?boolean,
+
+  /**
+   * The foreground color of the spinner (default is gray).
+   *
+   * See http://facebook.github.io/react-native/docs/activityindicator.html#color
+   */
+  color?: ?string,
+
+  /**
+   * Size of the indicator (default is 'small').
+   * Passing a number to the size prop is only supported on Android.
+   *
+   * See http://facebook.github.io/react-native/docs/activityindicator.html#size
+   */
+  size?: ?(number | 'small' | 'large'),
+
+  style?: ?ViewStyleProp,
+  styleAttr?: ?string,
+  indeterminate?: ?boolean,
+|}>;
+
+type ActivityIndicatorNativeType = Class<NativeComponent<NativeProps>>;
+
+module.exports = ((requireNativeComponent(
+  'RCTActivityIndicatorView',
+): any): ActivityIndicatorNativeType);