diff --git a/src/components/AmountTextInput.tsx b/src/components/AmountTextInput.tsx
index 0f3416076cc0..a204f14c83f5 100644
--- a/src/components/AmountTextInput.tsx
+++ b/src/components/AmountTextInput.tsx
@@ -1,5 +1,5 @@
 import React from 'react';
-import type {StyleProp, TextStyle, ViewStyle} from 'react-native';
+import type {NativeSyntheticEvent, StyleProp, TextInputSelectionChangeEventData, TextStyle, ViewStyle} from 'react-native';
 import useThemeStyles from '@hooks/useThemeStyles';
 import CONST from '@src/CONST';
 import type {TextSelection} from './Composer/types';
@@ -20,7 +20,7 @@ type AmountTextInputProps = {
     selection?: TextSelection;
 
     /** Function to call when selection in text input is changed */
-    onSelectionChange?: () => void;
+    onSelectionChange?: (event: NativeSyntheticEvent<TextInputSelectionChangeEventData>) => void;
 
     /** Style for the input */
     style?: StyleProp<TextStyle>;
diff --git a/src/components/TextInputWithCurrencySymbol/BaseTextInputWithCurrencySymbol.tsx b/src/components/TextInputWithCurrencySymbol/BaseTextInputWithCurrencySymbol.tsx
index 51c4ecfd00b1..6c19c4867492 100644
--- a/src/components/TextInputWithCurrencySymbol/BaseTextInputWithCurrencySymbol.tsx
+++ b/src/components/TextInputWithCurrencySymbol/BaseTextInputWithCurrencySymbol.tsx
@@ -43,7 +43,6 @@ function BaseTextInputWithCurrencySymbol(
 
     const amountTextInput = (
         <AmountTextInput
-            /* @ts-expect-error TODO: Remove this once AmountTextInput (https://github.com/Expensify/App/issues/24999) is migrated to TypeScript. */
             formattedAmount={formattedAmount}
             onChangeAmount={setFormattedAmount}
             placeholder={placeholder}
diff --git a/src/components/TextInputWithCurrencySymbol/types.ts b/src/components/TextInputWithCurrencySymbol/types.ts
index 55655cae9e80..47bd393ec6d1 100644
--- a/src/components/TextInputWithCurrencySymbol/types.ts
+++ b/src/components/TextInputWithCurrencySymbol/types.ts
@@ -18,7 +18,7 @@ type TextInputWithCurrencySymbolProps = {
     selectedCurrencyCode: string;
 
     /** Selection Object */
-    selection: TextSelection;
+    selection?: TextSelection;
 
     /** Function to call when selection in text input is changed */
     onSelectionChange?: (e: NativeSyntheticEvent<TextInputSelectionChangeEventData>) => void;