diff --git a/pkg/front_end/tool/incremental_perf_test.dart b/pkg/front_end/tool/incremental_perf_test.dart
index 5a97ad8..73e0893 100644
--- a/pkg/front_end/tool/incremental_perf_test.dart
+++ b/pkg/front_end/tool/incremental_perf_test.dart
@@ -12,7 +12,7 @@
 main() async {
   var sdkOutline = computePlatformBinariesLocation(forceBuildDir: true).resolve(
       // TODO(sigmund): switch to `vm_outline.dill` (issue #29881).
-      "vm_platform.dill");
+      "vm_platform_strong.dill");
 
   final ikgBenchmarks = Platform.script.resolve('../benchmarks/ikg/');
   final helloEntry = ikgBenchmarks.resolve('hello.dart');
@@ -28,7 +28,6 @@
     '--no-loop',
     '--sdk-summary',
     '$sdkOutline',
-    '--mode=legacy',
     '$helloEntry',
     '$helloEdits'
   ]);
@@ -54,7 +53,6 @@
     '--no-loop',
     '--sdk-summary',
     '$sdkOutline',
-    '--mode=legacy',
     '--implementation=default',
     '$dart2jsEntry',
     '$dart2jsEdits'
@@ -63,7 +61,6 @@
     '--no-loop',
     '--sdk-summary',
     '$sdkOutline',
-    '--mode=legacy',
     '--implementation=minimal',
     '$dart2jsEntry',
     '$dart2jsEdits'