diff --git a/flutter_app/lib/services/secure_storage_service.dart b/flutter_app/lib/services/secure_storage_service.dart
index 6de1231..1ba7a72 100644
--- a/flutter_app/lib/services/secure_storage_service.dart
+++ b/flutter_app/lib/services/secure_storage_service.dart
@@ -14,15 +14,15 @@ class SecureStorageInvalidatedException implements Exception {
 
 class SecureStorageService {
   String? _cachedFiatPreference;
-  static const AndroidOptions _androidOptions =
+  static final AndroidOptions _androidOptions =
       AndroidOptions(encryptedSharedPreferences: true, resetOnError: true);
-  static final IOSOptions _iosOptions = const IOSOptions(
+  static final IOSOptions _iosOptions = IOSOptions(
     accessibility: KeychainAccessibility.passcode,
 
     synchronizable: false,
   );
 
-  final _storage = const FlutterSecureStorage(
+  final _storage = FlutterSecureStorage(
     aOptions: _androidOptions,
     iOptions: _iosOptions,
   );