diff --git a/native/keyboard/keyboard-input-host.react.js b/native/keyboard/keyboard-input-host.react.js
index 3aa597a8f..677b060ce 100644
--- a/native/keyboard/keyboard-input-host.react.js
+++ b/native/keyboard/keyboard-input-host.react.js
@@ -1,113 +1,113 @@
 // @flow
 
 import invariant from 'invariant';
 import * as React from 'react';
 import { TextInput } from 'react-native';
 import { KeyboardAccessoryView } from 'react-native-keyboard-input';
 
 import type { MediaLibrarySelection } from 'lib/types/media-types';
 
 import { type InputState, InputStateContext } from '../input/input-state';
 import { mediaGalleryKeyboardName } from '../media/media-gallery-keyboard.react';
 import { activeMessageListSelector } from '../navigation/nav-selectors';
 import { NavContext } from '../navigation/navigation-context';
 import { useStyles } from '../themes/colors';
 import { type KeyboardState, KeyboardContext } from './keyboard-state';
 
 type BaseProps = {
-  +textInputRef?: React.ElementRef<typeof TextInput>,
+  +textInputRef?: ?React.ElementRef<typeof TextInput>,
 };
 type Props = {
   ...BaseProps,
   // Redux state
   +styles: typeof unboundStyles,
   +activeMessageList: ?string,
   // withKeyboardState
   +keyboardState: KeyboardState,
   // withInputState
   +inputState: ?InputState,
 };
 class KeyboardInputHost extends React.PureComponent<Props> {
   componentDidUpdate(prevProps: Props) {
     if (
       prevProps.activeMessageList &&
       this.props.activeMessageList !== prevProps.activeMessageList
     ) {
       this.hideMediaGallery();
     }
   }
 
   static mediaGalleryOpen(props: Props) {
     const { keyboardState } = props;
     return !!(keyboardState && keyboardState.mediaGalleryOpen);
   }
 
   render() {
     const kbComponent = KeyboardInputHost.mediaGalleryOpen(this.props)
       ? mediaGalleryKeyboardName
       : null;
     return (
       <KeyboardAccessoryView
         kbInputRef={this.props.textInputRef}
         kbComponent={kbComponent}
         kbInitialProps={this.props.styles.kbInitialProps}
         onItemSelected={this.onMediaGalleryItemSelected}
         onKeyboardResigned={this.hideMediaGallery}
         manageScrollView={false}
       />
     );
   }
 
   onMediaGalleryItemSelected = async (
     keyboardName: string,
     selections: $ReadOnlyArray<MediaLibrarySelection>,
   ) => {
     const { keyboardState } = this.props;
     keyboardState.dismissKeyboard();
     const mediaGalleryThread = keyboardState.getMediaGalleryThread();
     if (!mediaGalleryThread) {
       return;
     }
 
     const { inputState } = this.props;
     invariant(
       inputState,
       'inputState should be set in onMediaGalleryItemSelected',
     );
     inputState.sendMultimediaMessage(selections, mediaGalleryThread);
   };
 
   hideMediaGallery = () => {
     const { keyboardState } = this.props;
     keyboardState.hideMediaGallery();
   };
 }
 
 const unboundStyles = {
   kbInitialProps: {
     backgroundColor: 'listBackground',
   },
 };
 
 const ConnectedKeyboardInputHost: React.ComponentType<BaseProps> = React.memo<BaseProps>(
   function ConnectedKeyboardInputHost(props: BaseProps) {
     const inputState = React.useContext(InputStateContext);
     const keyboardState = React.useContext(KeyboardContext);
     invariant(keyboardState, 'keyboardState should be initialized');
     const navContext = React.useContext(NavContext);
     const styles = useStyles(unboundStyles);
     const activeMessageList = activeMessageListSelector(navContext);
 
     return (
       <KeyboardInputHost
         {...props}
         styles={styles}
         activeMessageList={activeMessageList}
         keyboardState={keyboardState}
         inputState={inputState}
       />
     );
   },
 );
 
 export default ConnectedKeyboardInputHost;