diff --git a/src/HeaderButton.tsx b/src/HeaderButton.tsx
index 053a22f..e55cc35 100644
--- a/src/HeaderButton.tsx
+++ b/src/HeaderButton.tsx
@@ -32,6 +32,7 @@ export type VisibleButtonProps = {
   iconSize?: number;
   color?: ColorValue;
   buttonStyle?: ViewStyle | TextStyle;
+  allowFontScaling?: boolean;
 };
 
 type PlatformPressableProps = ComponentProps<typeof PlatformPressable>;
@@ -81,8 +82,15 @@ export function HeaderButton(props: HeaderButtonProps) {
 export function defaultRenderVisibleButton(
   visibleButtonProps: VisibleButtonProps
 ): React.ReactElement {
-  const { IconComponent, iconSize, color, iconName, title, buttonStyle } =
-    visibleButtonProps;
+  const {
+    IconComponent,
+    iconSize,
+    color,
+    iconName,
+    title,
+    buttonStyle,
+    allowFontScaling,
+  } = visibleButtonProps;
 
   return IconComponent && iconName ? (
     <IconComponent
@@ -92,7 +100,12 @@ export function defaultRenderVisibleButton(
       style={buttonStyle}
     />
   ) : (
-    <Text style={[styles.text, { color }, buttonStyle]}>{title}</Text>
+    <Text
+      allowFontScaling={allowFontScaling}
+      style={[styles.text, { color }, buttonStyle]}
+    >
+      {title}
+    </Text>
   );
 }
 
diff --git a/src/overflowMenu/vendor/MenuItem.tsx b/src/overflowMenu/vendor/MenuItem.tsx
index dd57a43..d5dd1b1 100644
--- a/src/overflowMenu/vendor/MenuItem.tsx
+++ b/src/overflowMenu/vendor/MenuItem.tsx
@@ -27,7 +27,9 @@ export type Props = {
   /**
    * Function to execute on press.
    */
-  onPress?: null | ((params?: GestureResponderEvent) => void) | undefined;
+  onPress?: (
+    e?: React.MouseEvent<HTMLAnchorElement, MouseEvent> | GestureResponderEvent
+  ) => void;
   /**
    * @optional
    */