diff --git a/pkg/analyzer/test/src/task/options_test.dart b/pkg/analyzer/test/src/task/options_test.dart
index 2083d17..69942af 100644
--- a/pkg/analyzer/test/src/task/options_test.dart
+++ b/pkg/analyzer/test/src/task/options_test.dart
@@ -18,7 +18,6 @@
 import 'package:analyzer/src/generated/source.dart';
 import 'package:analyzer/src/lint/linter.dart';
 import 'package:analyzer/src/lint/registry.dart';
-import 'package:analyzer/src/manifest/manifest_warning_code.dart';
 import 'package:analyzer/src/task/options.dart';
 import 'package:analyzer/src/test_utilities/resource_provider_mixin.dart';
 import 'package:test/test.dart';