diff --git a/lib/src/biometric_storage.dart b/lib/src/biometric_storage.dart
index e8562a6..5d58b59 100644
--- a/lib/src/biometric_storage.dart
+++ b/lib/src/biometric_storage.dart
@@ -352,21 +352,26 @@ class MethodChannelBiometricStorage extends BiometricStorage {
       });
 }
 
+
 class BiometricStorageFile {
-  BiometricStorageFile(this._plugin, this.name, this.androidPromptInfo);
+  BiometricStorageFile(this._plugin, this.name, this.defaultAndroidPromptInfo);
 
   final BiometricStorage _plugin;
   final String name;
-  final AndroidPromptInfo androidPromptInfo;
+  final AndroidPromptInfo defaultAndroidPromptInfo;
 
   /// read from the secure file and returns the content.
   /// Will return `null` if file does not exist.
-  Future<String?> read() => _plugin.read(name, androidPromptInfo);
+  Future<String?> read({AndroidPromptInfo? perActionPromptInfo}) =>
+      _plugin.read(name, perActionPromptInfo ?? defaultAndroidPromptInfo);
 
   /// Write content of this file. Previous value will be overwritten.
-  Future<void> write(String content) =>
-      _plugin.write(name, content, androidPromptInfo);
+  Future<void> write(String content,
+          {AndroidPromptInfo? perActionPromptInfo}) =>
+      _plugin.write(
+          name, content, perActionPromptInfo ?? defaultAndroidPromptInfo);
 
   /// Delete the content of this storage.
-  Future<void> delete() => _plugin.delete(name, androidPromptInfo);
+  Future<void> delete({AndroidPromptInfo? perActionPromptInfo}) =>
+      _plugin.delete(name, perActionPromptInfo ?? defaultAndroidPromptInfo);
 }