diff --git a/dev/benchmarks/complex_layout/lib/src/app.dart b/dev/benchmarks/complex_layout/lib/src/app.dart
index 1a544ed..21c03d6 100644
--- a/dev/benchmarks/complex_layout/lib/src/app.dart
+++ b/dev/benchmarks/complex_layout/lib/src/app.dart
@@ -104,7 +104,10 @@
       },
     );
     if (widget.badScroll) {
-      body = ListView(children: <Widget>[body]);
+      body = ListView(
+        key: const Key('complex-scroll-bad'),
+        children: <Widget>[body],
+      );
     }
 
     return Scaffold(
diff --git a/dev/benchmarks/complex_layout/test_driver/scroll_perf_bad_test.dart b/dev/benchmarks/complex_layout/test_driver/scroll_perf_bad_test.dart
index 106b32f..6778b55 100644
--- a/dev/benchmarks/complex_layout/test_driver/scroll_perf_bad_test.dart
+++ b/dev/benchmarks/complex_layout/test_driver/scroll_perf_bad_test.dart
@@ -53,7 +53,7 @@
     }
 
     test('complex_layout_scroll_perf', () async {
-      await testScrollPerf('complex-scroll', 'complex_layout_scroll_perf');
+      await testScrollPerf('complex-scroll-bad', 'complex_layout_scroll_perf');
     }, timeout: Timeout.none);
   });
 }