diff --git a/native/account/registration/registration-text-input.react.js b/native/account/registration/registration-text-input.react.js
--- a/native/account/registration/registration-text-input.react.js
+++ b/native/account/registration/registration-text-input.react.js
@@ -10,6 +10,7 @@
   useColors,
   useKeyboardAppearance,
 } from '../../themes/colors.js';
+import type { FocusEvent, BlurEvent } from '../../types/react-native.js';
 
 type Props = React.ElementConfig<typeof TextInput>;
 
@@ -28,14 +29,14 @@
 
   const [focused, setFocused] = React.useState(false);
   const ourOnFocus = React.useCallback(
-    event => {
+    (event: FocusEvent) => {
       setFocused(true);
       onFocus?.(event);
     },
     [onFocus],
   );
   const ourOnBlur = React.useCallback(
-    event => {
+    (event: BlurEvent) => {
       setFocused(false);
       onBlur?.(event);
     },
diff --git a/native/types/react-native.js b/native/types/react-native.js
--- a/native/types/react-native.js
+++ b/native/types/react-native.js
@@ -12,6 +12,7 @@
 export type {
   ContentSizeChangeEvent,
   KeyPressEvent,
+  FocusEvent,
   BlurEvent,
   SelectionChangeEvent,
 } from 'react-native/Libraries/Components/TextInput/TextInput.js';