diff --git a/lib/src/model/matrix_exception.dart b/lib/src/model/matrix_exception.dart
index 28e14445..48231e3e 100644
--- a/lib/src/model/matrix_exception.dart
+++ b/lib/src/model/matrix_exception.dart
@@ -87,10 +87,11 @@ class MatrixException implements Exception {
   @override
   String toString() => '$errcode: $errorMessage';
 
-  /// Returns the [ResponseError]. Is ResponseError.NONE if there wasn't an error.
+  /// Returns the errcode as an [MatrixError].
   MatrixError get error => MatrixError.values.firstWhere(
-      (e) => e.toString() == 'MatrixError.${(raw["errcode"] ?? "")}',
-      orElse: () => MatrixError.M_UNKNOWN);
+        (e) => e.name == errcode,
+        orElse: () => MatrixError.M_UNKNOWN,
+      );
 
   int? get retryAfterMs => raw.tryGet<int>('retry_after_ms');
 
diff --git a/test/matrix_api_test.dart b/test/matrix_api_test.dart
index 57454e72..fe5a69b4 100644
--- a/test/matrix_api_test.dart
+++ b/test/matrix_api_test.dart
@@ -70,7 +70,7 @@ void main() {
       expect(exception.completedAuthenticationFlows, ['example.type.foo']);
       expect(exception.requireAdditionalAuthentication, true);
       expect(exception.retryAfterMs, null);
-      expect(exception.error, MatrixError.M_UNKNOWN);
+      expect(exception.error, MatrixError.M_FORBIDDEN);
       expect(exception.errcode, 'M_FORBIDDEN');
       expect(exception.errorMessage, 'Require additional authentication');
     });