diff --git a/web/samples_index/pubspec.yaml b/web/samples_index/pubspec.yaml
index 80e5dffc9..72bc584f8 100644
--- a/web/samples_index/pubspec.yaml
+++ b/web/samples_index/pubspec.yaml
@@ -23,7 +23,6 @@ dev_dependencies:
   build: ^2.0.3
   build_runner: ^2.0.6
   build_web_compilers: ^3.0.0
-  tuneup: ^0.3.8
   image: ^3.0.2
 # waiting for the next material-components-web release.
 # Once released, it will need to be rolled into package:mdc_web.
diff --git a/web/samples_index/tool/grind.dart b/web/samples_index/tool/grind.dart
index 96b8f7992..229ad2402 100644
--- a/web/samples_index/tool/grind.dart
+++ b/web/samples_index/tool/grind.dart
@@ -20,7 +20,7 @@ Future<void> testCli() async =>
 
 @Task()
 void analyze() {
-  PubApp.local('tuneup').run(['check']);
+  run('dart', arguments: const ['analyze', '--fatal-infos', '.']);
 }
 
 @Task('deploy')