diff --git a/packages/celest_core/lib/src/auth/passkeys/passkey_exception.dart b/packages/celest_core/lib/src/auth/passkeys/passkey_exception.dart
index afc4a8be..2383cd40 100644
--- a/packages/celest_core/lib/src/auth/passkeys/passkey_exception.dart
+++ b/packages/celest_core/lib/src/auth/passkeys/passkey_exception.dart
@@ -1,37 +1,3 @@
 import 'package:celest_core/celest_core.dart';
 
-// TODO(dnys1): Make sealed
-final class PasskeyException implements AuthException {
-  const PasskeyException({
-    required this.message,
-  });
-
-  @override
-  final String message;
-
-  @override
-  String toString() => 'PasskeyException: $message';
-}
-
-final class PasskeyCancellationException extends PasskeyException {
-  const PasskeyCancellationException()
-      : super(message: 'Passkey registration was canceled by the user');
-}
-
-final class PasskeyUnknownException extends PasskeyException {
-  const PasskeyUnknownException([String? message])
-      : super(
-          message: message ??
-              'An unknown error occurred during passkey registration',
-        );
-}
-
-final class PasskeyUnsupportedException extends PasskeyException {
-  const PasskeyUnsupportedException()
-      : super(message: 'Passkeys are not supported on this platform');
-}
-
-final class PasskeyFailedException extends PasskeyException {
-  const PasskeyFailedException([String? message])
-      : super(message: message ?? 'Passkey registration failed');
-}
+abstract interface class PasskeyException implements AuthException {}