diff --git a/Libraries/Components/ActivityIndicator/ActivityIndicator.js b/Libraries/Components/ActivityIndicator/ActivityIndicator.js
index df6cd3c5cc1..2eed90d8de1 100644
--- a/Libraries/Components/ActivityIndicator/ActivityIndicator.js
+++ b/Libraries/Components/ActivityIndicator/ActivityIndicator.js
@@ -109,6 +109,7 @@ const ActivityIndicator = (props: Props, forwardedRef?: any) => {
         // $FlowFixMe Flow doesn't know when this is the android component
         <PlatformActivityIndicator {...nativeProps} {...androidProps} />
       ) : (
+        // $FlowFixMe Flow doesn't know when this is the iOS component
         <PlatformActivityIndicator {...nativeProps} />
       )}
     </View>
diff --git a/Libraries/Components/ProgressBarAndroid/ProgressBarAndroid.android.js b/Libraries/Components/ProgressBarAndroid/ProgressBarAndroid.android.js
index 7f80aeb3392..cb1d0dbc065 100644
--- a/Libraries/Components/ProgressBarAndroid/ProgressBarAndroid.android.js
+++ b/Libraries/Components/ProgressBarAndroid/ProgressBarAndroid.android.js
@@ -100,4 +100,4 @@ ProgressBarAndroidToExport.defaultProps = {
 /* $FlowFixMe(>=0.89.0 site=react_native_android_fb) This comment suppresses an
  * error found when Flow v0.89 was deployed. To see the error, delete this
  * comment and run Flow. */
-module.exports = (ProgressBarAndroidToExport: ProgressBarAndroidNativeComponent);
+module.exports = (ProgressBarAndroidToExport: typeof ProgressBarAndroidNativeComponent);
diff --git a/Libraries/Components/ProgressBarAndroid/__tests__/ProgressBarAndroid-test.js b/Libraries/Components/ProgressBarAndroid/__tests__/ProgressBarAndroid-test.js
index ccce645eb49..c2463d96d44 100644
--- a/Libraries/Components/ProgressBarAndroid/__tests__/ProgressBarAndroid-test.js
+++ b/Libraries/Components/ProgressBarAndroid/__tests__/ProgressBarAndroid-test.js
@@ -22,14 +22,14 @@ const render = require('../../../../jest/renderer');
 describe('<ProgressBarAndroid />', () => {
   it('should render as <ProgressBarAndroid> when mocked', () => {
     const instance = render.create(
-      <ProgressBarAndroid styleAttr="Horizontal" />,
+      <ProgressBarAndroid styleAttr="Horizontal" indeterminate={true} />,
     );
     expect(instance).toMatchSnapshot();
   });
 
   it('should shallow render as <ForwardRef(ProgressBarAndroid)> when mocked', () => {
     const output = render.shallow(
-      <ProgressBarAndroid styleAttr="Horizontal" />,
+      <ProgressBarAndroid styleAttr="Horizontal" indeterminate={true} />,
     );
     expect(output).toMatchSnapshot();
   });
@@ -38,7 +38,7 @@ describe('<ProgressBarAndroid />', () => {
     jest.dontMock('../ProgressBarAndroid');
 
     const output = render.shallow(
-      <ProgressBarAndroid styleAttr="Horizontal" />,
+      <ProgressBarAndroid styleAttr="Horizontal" indeterminate={true} />,
     );
     expect(output).toMatchSnapshot();
   });
@@ -47,7 +47,7 @@ describe('<ProgressBarAndroid />', () => {
     jest.dontMock('../ProgressBarAndroid');
 
     const instance = render.create(
-      <ProgressBarAndroid styleAttr="Horizontal" />,
+      <ProgressBarAndroid styleAttr="Horizontal" indeterminate={true} />,
     );
     expect(instance).toMatchSnapshot();
   });