diff --git a/dev/bots/suite_runners/run_web_tests.dart b/dev/bots/suite_runners/run_web_tests.dart
index d96c0467b2..5bbbc597c3 100644
--- a/dev/bots/suite_runners/run_web_tests.dart
+++ b/dev/bots/suite_runners/run_web_tests.dart
@@ -105,7 +105,7 @@ class WebTestsSuite {
           testAppDirectory: path.join('packages', 'integration_test', 'example'),
           target: path.join('test_driver', 'failure.dart'),
           buildMode: buildMode,
-          renderer: 'canvaskit',
+          webRenderer: 'canvaskit',
           // This test intentionally fails and prints stack traces in the browser
           // logs. To avoid confusion, silence browser output.
           silenceBrowserOutput: true,
@@ -115,7 +115,7 @@ class WebTestsSuite {
           target: path.join('integration_test', 'example_test.dart'),
           driver: path.join('test_driver', 'integration_test.dart'),
           buildMode: buildMode,
-          renderer: 'canvaskit',
+          webRenderer: 'canvaskit',
           expectWriteResponseFile: true,
           expectResponseFileContent: 'null',
         ),
@@ -124,7 +124,7 @@ class WebTestsSuite {
           target: path.join('integration_test', 'extended_test.dart'),
           driver: path.join('test_driver', 'extended_integration_test.dart'),
           buildMode: buildMode,
-          renderer: 'canvaskit',
+          webRenderer: 'canvaskit',
           expectWriteResponseFile: true,
           expectResponseFileContent: '''
 {
@@ -177,7 +177,7 @@ class WebTestsSuite {
         testAppDirectory: path.join(flutterRoot, 'examples', 'hello_world'),
         target: 'test_driver/smoke_web_engine.dart',
         buildMode: 'profile',
-        renderer: 'auto',
+        webRenderer: 'auto',
       ),
       () => _runGalleryE2eWebTest('debug'),
       () => _runGalleryE2eWebTest('debug', canvasKit: true),
@@ -278,7 +278,7 @@ class WebTestsSuite {
     await _runFlutterDriverWebTest(
       target: path.join('test_driver', '$name.dart'),
       buildMode: buildMode,
-      renderer: renderer,
+      webRenderer: renderer,
       testAppDirectory: path.join(flutterRoot, 'dev', 'integration_tests', 'web_e2e_tests'),
     );
   }
@@ -286,7 +286,7 @@ class WebTestsSuite {
   Future<void> _runFlutterDriverWebTest({
     required String target,
     required String buildMode,
-    required String renderer,
+    required String webRenderer,
     required String testAppDirectory,
     String? driver,
     bool expectFailure = false,
@@ -318,7 +318,24 @@ class WebTestsSuite {
         '-d',
         'web-server',
         '--$buildMode',
-        '--web-renderer=$renderer',
+        // '--web-renderer=$webRenderer',
+        '--dart-define=FLUTTER_WEB_AUTO_DETECT=false',
+        if (webRenderer == 'skwasm') ...<String>[
+          // See: WebRendererMode.dartDefines[skwasm]
+          '--dart-define=FLUTTER_WEB_USE_SKIA=false',
+          '--dart-define=FLUTTER_WEB_USE_SKWASM=true',
+        ],
+        if (webRenderer == 'canvaskit') ...<String>[
+          // See: WebRendererMode.dartDefines[canvaskit]
+          '--dart-define=FLUTTER_WEB_USE_SKIA=true',
+          '--dart-define=FLUTTER_WEB_USE_SKWASM=false',
+        ],
+        if (webRenderer == 'html') ...<String>[
+          // See: WebRendererMode.dartDefines[html]
+          '--dart-define=FLUTTER_WEB_USE_SKIA=false',
+          '--dart-define=FLUTTER_WEB_USE_SKWASM=false',
+        ],
+
       ],
       expectNonZeroExit: expectFailure,
       workingDirectory: testAppDirectory,
@@ -695,7 +712,23 @@ class WebTestsSuite {
         '-v',
         '--platform=chrome',
         if (useWasm) '--wasm',
-        '--web-renderer=$webRenderer',
+        '--dart-define=FLUTTER_WEB_AUTO_DETECT=false',
+        // '--web-renderer=$webRenderer',
+        if (webRenderer == 'skwasm') ...<String>[
+          // See: WebRendererMode.dartDefines[skwasm]
+          '--dart-define=FLUTTER_WEB_USE_SKIA=false',
+          '--dart-define=FLUTTER_WEB_USE_SKWASM=true',
+        ],
+        if (webRenderer == 'canvaskit') ...<String>[
+          // See: WebRendererMode.dartDefines[canvaskit]
+          '--dart-define=FLUTTER_WEB_USE_SKIA=true',
+          '--dart-define=FLUTTER_WEB_USE_SKWASM=false',
+        ],
+        if (webRenderer == 'html') ...<String>[
+          // See: WebRendererMode.dartDefines[html]
+          '--dart-define=FLUTTER_WEB_USE_SKIA=false',
+          '--dart-define=FLUTTER_WEB_USE_SKWASM=false',
+        ],
         '--dart-define=DART_HHH_BOT=$runningInDartHHHBot',
         ...flutterTestArgs,
         ...tests,
diff --git a/packages/flutter_tools/lib/src/commands/build_web.dart b/packages/flutter_tools/lib/src/commands/build_web.dart
index f0c2e4e2cc..8aba1bc81c 100644
--- a/packages/flutter_tools/lib/src/commands/build_web.dart
+++ b/packages/flutter_tools/lib/src/commands/build_web.dart
@@ -51,7 +51,6 @@ class BuildWebCommand extends BuildSubCommand {
       allowed: ServiceWorkerStrategy.values.map((ServiceWorkerStrategy e) => e.cliName),
       allowedHelp: CliEnum.allowedHelp(ServiceWorkerStrategy.values),
     );
-    usesWebRendererOption();
     usesWebResourcesCdnFlag();
 
     //
@@ -141,20 +140,23 @@ class BuildWebCommand extends BuildSubCommand {
         ? int.parse(dart2jsOptimizationLevelValue.substring(1))
         : optimizationLevel;
 
-    final String? webRendererString = stringArg(FlutterOptions.kWebRendererFlag);
-    final WebRendererMode? webRenderer = webRendererString == null
-        ? null
-        : WebRendererMode.values.byName(webRendererString);
+    final List<String> dartDefines = extractDartDefines(
+      defineConfigJsonMap: extractDartDefineConfigJsonMap()
+    );
+    final bool useWasm = boolArg(FlutterOptions.kWebWasmFlag);
+    // See also: RunCommandBase.webRenderer and TestCommand.webRenderer.
+    final WebRendererMode webRenderer = WebRendererMode.fromDartDefines(dartDefines, useWasm: useWasm);
 
     final bool sourceMaps = boolArg('source-maps');
 
     final List<WebCompilerConfig> compilerConfigs;
-    if (webRenderer != null && webRenderer.isDeprecated) {
+    if (webRenderer.isDeprecated) {
       globals.logger.printWarning(webRenderer.deprecationWarning);
     }
-    if (boolArg(FlutterOptions.kWebWasmFlag)) {
-      if (webRenderer != null) {
-        throwToolExit('"--${FlutterOptions.kWebRendererFlag}" cannot be combined with "--${FlutterOptions.kWebWasmFlag}"');
+
+    if (useWasm) {
+      if (webRenderer != WebRendererMode.getDefault(useWasm: true)) {
+        throwToolExit('Do not attempt to set a web renderer when using "--${FlutterOptions.kWebWasmFlag}"');
       }
       globals.logger.printBox(
         title: 'New feature',
@@ -185,7 +187,7 @@ class BuildWebCommand extends BuildSubCommand {
         nativeNullAssertions: boolArg('native-null-assertions'),
         noFrequencyBasedMinification: boolArg('no-frequency-based-minification'),
         sourceMaps: sourceMaps,
-        renderer: webRenderer ?? WebRendererMode.defaultForJs,
+        renderer: webRenderer,
       )];
     }
 
diff --git a/packages/flutter_tools/lib/src/commands/run.dart b/packages/flutter_tools/lib/src/commands/run.dart
index 03e607f26a..48bb8fa914 100644
--- a/packages/flutter_tools/lib/src/commands/run.dart
+++ b/packages/flutter_tools/lib/src/commands/run.dart
@@ -39,7 +39,6 @@ abstract class RunCommandBase extends FlutterCommand with DeviceBasedDevelopment
     addBuildModeFlags(verboseHelp: verboseHelp, defaultToRelease: false);
     usesDartDefineOption();
     usesFlavorOption();
-    usesWebRendererOption();
     usesWebResourcesCdnFlag();
     addNativeNullAssertions(hide: !verboseHelp);
     addBundleSkSLPathOption(hide: !verboseHelp);
@@ -234,10 +233,13 @@ abstract class RunCommandBase extends FlutterCommand with DeviceBasedDevelopment
 
   bool get useWasm => boolArg(FlutterOptions.kWebWasmFlag);
 
-  WebRendererMode get webRenderer => WebRendererMode.fromCliOption(
-    stringArg(FlutterOptions.kWebRendererFlag),
-    useWasm: useWasm
-  );
+  // Keep in sync with the [TestCommand.webRenderer] getter.
+  WebRendererMode get webRenderer {
+    final List<String> dartDefines = extractDartDefines(
+      defineConfigJsonMap: extractDartDefineConfigJsonMap()
+    );
+    return WebRendererMode.fromDartDefines(dartDefines, useWasm: useWasm);
+  }
 
   /// Create a debugging options instance for the current `run` or `drive` invocation.
   @visibleForTesting
diff --git a/packages/flutter_tools/lib/src/commands/test.dart b/packages/flutter_tools/lib/src/commands/test.dart
index fd779f5c05..ded767a9d8 100644
--- a/packages/flutter_tools/lib/src/commands/test.dart
+++ b/packages/flutter_tools/lib/src/commands/test.dart
@@ -76,7 +76,6 @@ class TestCommand extends FlutterCommand with DeviceBasedDevelopmentArtifacts {
     usesTrackWidgetCreation(verboseHelp: verboseHelp);
     addEnableExperimentation(hide: !verboseHelp);
     usesDartDefineOption();
-    usesWebRendererOption();
     usesDeviceUserOption();
     usesFlavorOption();
     addEnableImpellerFlag(verboseHelp: verboseHelp);
@@ -336,10 +335,13 @@ class TestCommand extends FlutterCommand with DeviceBasedDevelopmentArtifacts {
     return super.verifyThenRunCommand(commandPath);
   }
 
-  WebRendererMode get webRenderer => WebRendererMode.fromCliOption(
-    stringArg(FlutterOptions.kWebRendererFlag),
-    useWasm: useWasm
-  );
+  // Keep in sync with the [RunCommandBase.webRenderer] getter.
+  WebRendererMode get webRenderer {
+    final List<String> dartDefines = extractDartDefines(
+      defineConfigJsonMap: extractDartDefineConfigJsonMap()
+    );
+    return WebRendererMode.fromDartDefines(dartDefines, useWasm: useWasm);
+  }
 
   @override
   Future<FlutterCommandResult> runCommand() async {
diff --git a/packages/flutter_tools/lib/src/runner/flutter_command.dart b/packages/flutter_tools/lib/src/runner/flutter_command.dart
index 102d500e38..cdf54eec84 100644
--- a/packages/flutter_tools/lib/src/runner/flutter_command.dart
+++ b/packages/flutter_tools/lib/src/runner/flutter_command.dart
@@ -31,7 +31,6 @@ import '../preview_device.dart';
 import '../project.dart';
 import '../reporting/reporting.dart';
 import '../reporting/unified_analytics.dart';
-import '../web/compile.dart';
 import 'flutter_command_runner.dart';
 import 'target_devices.dart';
 
@@ -154,7 +153,6 @@ abstract final class FlutterOptions {
   static const String kFatalWarnings = 'fatal-warnings';
   static const String kUseApplicationBinary = 'use-application-binary';
   static const String kWebBrowserFlag = 'web-browser-flag';
-  static const String kWebRendererFlag = 'web-renderer';
   static const String kWebResourcesCdnFlag = 'web-resources-cdn';
   static const String kWebWasmFlag = 'wasm';
 }
@@ -707,32 +705,6 @@ abstract class FlutterCommand extends Command<void> {
     );
   }
 
-  // This option is deprecated and is no longer publicly supported, and
-  // therefore is hidden.
-  //
-  // The option still exists for internal testing, and to give existing users
-  // time to migrate off the HTML renderer, but it is no longer advertised as a
-  // supported mode.
-  //
-  // See also:
-  //   * https://github.com/flutter/flutter/issues/151786
-  //   * https://github.com/flutter/flutter/issues/145954
-  void usesWebRendererOption() {
-    argParser.addOption(
-      hide: true,
-      FlutterOptions.kWebRendererFlag,
-      allowed: WebRendererMode.values.map((WebRendererMode e) => e.name),
-      help: 'This option is deprecated and will be removed in a future Flutter '
-            'release.\n'
-            'Selects the renderer implementation to use when building for the '
-            'web. The supported renderers are "canvaskit" when compiling to '
-            'JavaScript, and "skwasm" when compiling to WebAssembly. Other '
-            'renderer and compiler combinations are no longer supported. '
-            'Consider migrating your app to a supported renderer.',
-      allowedHelp: CliEnum.allowedHelp(WebRendererMode.values)
-    );
-  }
-
   void usesWebResourcesCdnFlag() {
     argParser.addFlag(
       FlutterOptions.kWebResourcesCdnFlag,
diff --git a/packages/flutter_tools/lib/src/web/compile.dart b/packages/flutter_tools/lib/src/web/compile.dart
index 466596ce5b..f8577f2d09 100644
--- a/packages/flutter_tools/lib/src/web/compile.dart
+++ b/packages/flutter_tools/lib/src/web/compile.dart
@@ -11,7 +11,6 @@ import '../base/file_system.dart';
 import '../base/logger.dart';
 import '../base/project_migrator.dart';
 import '../base/terminal.dart';
-import '../base/utils.dart';
 import '../build_info.dart';
 import '../build_system/build_system.dart';
 import '../cache.dart';
@@ -179,7 +178,7 @@ class WebBuilder {
 }
 
 /// Web rendering backend mode.
-enum WebRendererMode implements CliEnum {
+enum WebRendererMode {
   /// Auto detects which rendering backend to use.
   auto,
 
@@ -192,12 +191,22 @@ enum WebRendererMode implements CliEnum {
   /// Always use skwasm.
   skwasm;
 
-  factory WebRendererMode.fromCliOption(String? webRendererString,
-      {required bool useWasm}) {
-    if (webRendererString == null) {
-      return getDefault(useWasm: useWasm);
+  factory WebRendererMode.fromDartDefines(Iterable<String> defines, {
+    required bool useWasm,
+  }) {
+    if (defines.contains('FLUTTER_WEB_AUTO_DETECT=true')) {
+      return auto;
+    } else if (defines.contains('FLUTTER_WEB_USE_SKIA=false')
+        && defines.contains('FLUTTER_WEB_USE_SKWASM=true')) {
+      return skwasm;
+    } else if (defines.contains('FLUTTER_WEB_USE_SKIA=true')
+        && defines.contains('FLUTTER_WEB_USE_SKWASM=false')) {
+      return canvaskit;
+    } else if (defines.contains('FLUTTER_WEB_USE_SKIA=false')
+        && defines.contains('FLUTTER_WEB_USE_SKWASM=false')) {
+      return html; // The horror!
     }
-    return WebRendererMode.values.byName(webRendererString);
+    return getDefault(useWasm: useWasm);
   }
 
   static WebRendererMode getDefault({required bool useWasm}) {
@@ -219,13 +228,9 @@ enum WebRendererMode implements CliEnum {
 
   /// Returns a consistent deprecation warning for the WebRendererMode.
   String get deprecationWarning =>
-      'The HTML Renderer is deprecated. Do not use "--web-renderer=$name".'
+      'The HTML Renderer is deprecated and will be removed. Please, stop using it.'
       '\nSee: https://docs.flutter.dev/to/web-html-renderer-deprecation';
 
-  @override
-  String get cliName => kebabCase(name);
-
-  @override
   String get helpText => switch (this) {
         auto =>
           'Use the HTML renderer on mobile devices, and CanvasKit on desktop devices.',
@@ -236,34 +241,45 @@ enum WebRendererMode implements CliEnum {
         skwasm => 'Always use the experimental skwasm renderer.'
       };
 
+  /// Returns [dartDefines] in a way usable from the CLI.
+  ///
+  /// This is used to start integration tests.
+  Iterable<String> get toCliDartDefines => dartDefines.map(
+    (String define) => '--dart-define=$define');
+
   Iterable<String> get dartDefines => switch (this) {
-        auto => <String>[
+        auto => const <String>{
             'FLUTTER_WEB_AUTO_DETECT=true',
-          ],
-        canvaskit => <String>[
+        },
+        canvaskit => const <String>{
             'FLUTTER_WEB_AUTO_DETECT=false',
             'FLUTTER_WEB_USE_SKIA=true',
-          ],
-        html => <String>[
+            'FLUTTER_WEB_USE_SKWASM=false',
+        },
+        html => const <String>{
             'FLUTTER_WEB_AUTO_DETECT=false',
             'FLUTTER_WEB_USE_SKIA=false',
-          ],
-        skwasm => <String>[
+            'FLUTTER_WEB_USE_SKWASM=false',
+        },
+        skwasm => const <String>{
             'FLUTTER_WEB_AUTO_DETECT=false',
             'FLUTTER_WEB_USE_SKIA=false',
             'FLUTTER_WEB_USE_SKWASM=true',
-          ],
+        },
       };
 
+  /// Sets the dart defines for the currently selected WebRendererMode
   List<String> updateDartDefines(List<String> inputDefines) {
     final Set<String> dartDefinesSet = inputDefines.toSet();
-    if (!inputDefines
-            .any((String d) => d.startsWith('FLUTTER_WEB_AUTO_DETECT=')) &&
-        inputDefines.any((String d) => d.startsWith('FLUTTER_WEB_USE_SKIA='))) {
-      dartDefinesSet
-          .removeWhere((String d) => d.startsWith('FLUTTER_WEB_USE_SKIA='));
-    }
-    dartDefinesSet.addAll(dartDefines);
+
+    dartDefinesSet
+      ..removeWhere((String d) {
+        return d.startsWith('FLUTTER_WEB_AUTO_DETECT=') ||
+            d.startsWith('FLUTTER_WEB_USE_SKIA=') ||
+            d.startsWith('FLUTTER_WEB_USE_SKWASM=');
+      })
+      ..addAll(dartDefines);
+
     return dartDefinesSet.toList();
   }
 }
diff --git a/packages/flutter_tools/test/commands.shard/hermetic/build_web_test.dart b/packages/flutter_tools/test/commands.shard/hermetic/build_web_test.dart
index f65259c27b..84661ace67 100644
--- a/packages/flutter_tools/test/commands.shard/hermetic/build_web_test.dart
+++ b/packages/flutter_tools/test/commands.shard/hermetic/build_web_test.dart
@@ -371,7 +371,7 @@ void main() {
           'build',
           'web',
           '--no-pub',
-          '--web-renderer=${webRenderer.name}',
+          ...webRenderer.toCliDartDefines,
         ]);
       } on ToolExit catch (error) {
         expect(error, isA<ToolExit>());
@@ -402,12 +402,6 @@ void main() {
       expect(command.usage, contains(option));
     }
 
-    void expectHidden(String option) {
-      expect(command.argParser.options.keys, contains(option));
-      expect(command.argParser.options[option]!.hide, isTrue);
-      expect(command.usage, isNot(contains(option)));
-    }
-
     expectVisible('pwa-strategy');
     expectVisible('web-resources-cdn');
     expectVisible('optimization-level');
@@ -419,8 +413,6 @@ void main() {
     expectVisible('wasm');
     expectVisible('strip-wasm');
     expectVisible('base-href');
-
-    expectHidden('web-renderer');
   }, overrides: <Type, Generator>{
     Platform: () => fakePlatform,
     FileSystem: () => fileSystem,
diff --git a/packages/flutter_tools/test/commands.shard/hermetic/run_test.dart b/packages/flutter_tools/test/commands.shard/hermetic/run_test.dart
index e43dd417b8..8d474b943f 100644
--- a/packages/flutter_tools/test/commands.shard/hermetic/run_test.dart
+++ b/packages/flutter_tools/test/commands.shard/hermetic/run_test.dart
@@ -1012,7 +1012,7 @@ void main() {
           () => createTestCommandRunner(command).run(<String>[
             'run',
             '--no-pub',
-            '--web-renderer=skwasm',
+            ...WebRendererMode.skwasm.toCliDartDefines,
           ]), throwsToolExit(message: 'Skwasm renderer requires --wasm'));
       }, overrides: <Type, Generator>{
         FileSystem: () => fileSystem,
@@ -1030,7 +1030,7 @@ void main() {
             await createTestCommandRunner(RunCommand()).run(<String>[
               'run',
               '--no-pub',
-              '--web-renderer=${webRenderer.name}',
+              ...webRenderer.toCliDartDefines,
             ]);
           } on ToolExit catch (error) {
             expect(error, isA<ToolExit>());
diff --git a/packages/flutter_tools/test/commands.shard/hermetic/test_test.dart b/packages/flutter_tools/test/commands.shard/hermetic/test_test.dart
index ed8b362fb3..3e33452153 100644
--- a/packages/flutter_tools/test/commands.shard/hermetic/test_test.dart
+++ b/packages/flutter_tools/test/commands.shard/hermetic/test_test.dart
@@ -1395,11 +1395,11 @@ dev_dependencies:
       final TestCommand testCommand = TestCommand(testRunner: testRunner);
       final CommandRunner<void> commandRunner = createTestCommandRunner(testCommand);
 
-      await commandRunner.run(const <String>[
+      await commandRunner.run(<String>[
         'test',
         '--no-pub',
         '--platform=chrome',
-        '--web-renderer=canvaskit',
+        ...WebRendererMode.canvaskit.toCliDartDefines,
       ]);
       expect(testRunner.lastDebuggingOptionsValue.webRenderer, WebRendererMode.canvaskit);
     }, overrides: <Type, Generator>{
@@ -1440,7 +1440,7 @@ dev_dependencies:
           'web',
           '--no-pub',
           '--platform=chrome',
-          '--web-renderer=${webRenderer.name}',
+          ...webRenderer.toCliDartDefines,
         ]);
       } on ToolExit catch (error) {
         expect(error, isA<ToolExit>());
@@ -1459,7 +1459,6 @@ dev_dependencies:
     .where((WebRendererMode mode) => mode.isDeprecated)
     .forEach(testWebRendererDeprecationMessage);
 
-
   testUsingContext('Can test in a pub workspace',
       () async {
     final String root = fs.path.rootPrefix(fs.currentDirectory.absolute.path);
diff --git a/packages/flutter_tools/test/general.shard/args_test.dart b/packages/flutter_tools/test/general.shard/args_test.dart
index 08997eae2a..65eed6102b 100644
--- a/packages/flutter_tools/test/general.shard/args_test.dart
+++ b/packages/flutter_tools/test/general.shard/args_test.dart
@@ -232,7 +232,6 @@ void verifyOptions(String? command, Iterable<Option> options) {
     const List<String> deprecatedOptions = <String>[
       FlutterOptions.kNullSafety,
       FlutterOptions.kNullAssertions,
-      FlutterOptions.kWebRendererFlag,
     ];
     final bool isOptionDeprecated = deprecatedOptions.contains(option.name);
     if (!isOptionDeprecated) {
diff --git a/packages/flutter_tools/test/general.shard/build_system/targets/web_defines_test.dart b/packages/flutter_tools/test/general.shard/build_system/targets/web_defines_test.dart
index 718634c3f8..b1ae405403 100644
--- a/packages/flutter_tools/test/general.shard/build_system/targets/web_defines_test.dart
+++ b/packages/flutter_tools/test/general.shard/build_system/targets/web_defines_test.dart
@@ -21,12 +21,20 @@ void main() {
 
     test('canvaskit web-renderer with no dart-defines', () {
       dartDefines = WebRendererMode.canvaskit.updateDartDefines(dartDefines);
-      expect(dartDefines, <String>['FLUTTER_WEB_AUTO_DETECT=false','FLUTTER_WEB_USE_SKIA=true']);
+      expect(dartDefines, <String>[
+        'FLUTTER_WEB_AUTO_DETECT=false',
+        'FLUTTER_WEB_USE_SKIA=true',
+        'FLUTTER_WEB_USE_SKWASM=false',
+      ]);
     });
 
     test('html web-renderer with no dart-defines', () {
       dartDefines = WebRendererMode.html.updateDartDefines(dartDefines);
-      expect(dartDefines, <String>['FLUTTER_WEB_AUTO_DETECT=false','FLUTTER_WEB_USE_SKIA=false']);
+      expect(dartDefines, <String>[
+        'FLUTTER_WEB_AUTO_DETECT=false',
+        'FLUTTER_WEB_USE_SKIA=false',
+        'FLUTTER_WEB_USE_SKWASM=false',
+      ]);
     });
 
     test('auto web-renderer with existing dart-defines', () {
@@ -38,13 +46,31 @@ void main() {
     test('canvaskit web-renderer with existing dart-defines', () {
       dartDefines = <String>['FLUTTER_WEB_USE_SKIA=false'];
       dartDefines = WebRendererMode.canvaskit.updateDartDefines(dartDefines);
-      expect(dartDefines, <String>['FLUTTER_WEB_AUTO_DETECT=false','FLUTTER_WEB_USE_SKIA=true']);
+      expect(dartDefines, <String>[
+        'FLUTTER_WEB_AUTO_DETECT=false',
+        'FLUTTER_WEB_USE_SKIA=true',
+        'FLUTTER_WEB_USE_SKWASM=false',
+      ]);
     });
 
     test('html web-renderer with existing dart-defines', () {
       dartDefines = <String>['FLUTTER_WEB_USE_SKIA=true'];
       dartDefines = WebRendererMode.html.updateDartDefines(dartDefines);
-      expect(dartDefines, <String>['FLUTTER_WEB_AUTO_DETECT=false','FLUTTER_WEB_USE_SKIA=false']);
+      expect(dartDefines, <String>[
+        'FLUTTER_WEB_AUTO_DETECT=false',
+        'FLUTTER_WEB_USE_SKIA=false',
+        'FLUTTER_WEB_USE_SKWASM=false',
+      ]);
+    });
+
+    test('skwasm web-renderer with existing dart-defines', () {
+      dartDefines = <String>['FLUTTER_WEB_USE_SKWASM=false'];
+      dartDefines = WebRendererMode.skwasm.updateDartDefines(dartDefines);
+      expect(dartDefines, <String>[
+        'FLUTTER_WEB_AUTO_DETECT=false',
+        'FLUTTER_WEB_USE_SKIA=false',
+        'FLUTTER_WEB_USE_SKWASM=true',
+      ]);
     });
   });
 }
diff --git a/packages/flutter_tools/test/general.shard/build_system/targets/web_test.dart b/packages/flutter_tools/test/general.shard/build_system/targets/web_test.dart
index 9c4d3125ff..c045779e98 100644
--- a/packages/flutter_tools/test/general.shard/build_system/targets/web_test.dart
+++ b/packages/flutter_tools/test/general.shard/build_system/targets/web_test.dart
@@ -401,6 +401,7 @@ void main() {
         '-Ddart.vm.profile=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-o',
@@ -416,6 +417,7 @@ void main() {
         '-Ddart.vm.profile=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-minify',
         '--no-source-maps',
@@ -446,6 +448,7 @@ void main() {
         '-Ddart.vm.profile=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-o',
@@ -461,6 +464,7 @@ void main() {
         '-Ddart.vm.profile=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-minify',
         '--no-source-maps',
@@ -490,6 +494,7 @@ void main() {
         '-Ddart.vm.profile=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-o',
@@ -506,6 +511,7 @@ void main() {
         '-Ddart.vm.profile=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-minify',
         '--no-source-maps',
@@ -533,6 +539,7 @@ void main() {
         '-Ddart.vm.profile=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-o',
@@ -548,6 +555,7 @@ void main() {
         '-Ddart.vm.profile=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-minify',
         '--no-source-maps',
@@ -575,6 +583,7 @@ void main() {
         '-Ddart.vm.product=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-o',
@@ -590,6 +599,7 @@ void main() {
         '-Ddart.vm.product=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-O4',
@@ -617,6 +627,7 @@ void main() {
         '-Ddart.vm.product=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--native-null-assertions',
         '--no-source-maps',
@@ -633,6 +644,7 @@ void main() {
         '-Ddart.vm.product=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--native-null-assertions',
         '--no-source-maps',
@@ -661,6 +673,7 @@ void main() {
         '-Ddart.vm.product=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-o',
@@ -676,6 +689,7 @@ void main() {
         '-Ddart.vm.product=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-O3',
@@ -703,6 +717,7 @@ void main() {
         '-Ddart.vm.product=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-o',
@@ -721,6 +736,7 @@ void main() {
         '-Ddart.vm.product=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-O4',
@@ -757,6 +773,7 @@ void main() {
         '-DBAZ=qux',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-o',
@@ -774,6 +791,7 @@ void main() {
         '-DBAZ=qux',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-O4',
@@ -801,6 +819,7 @@ void main() {
         '-Ddart.vm.product=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '-o',
         environment.buildDir.childFile('app.dill').absolute.path,
@@ -815,6 +834,7 @@ void main() {
         '-Ddart.vm.product=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '-O4',
         '-o',
@@ -842,6 +862,7 @@ void main() {
         '-DBAZ=qux',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-o',
@@ -859,6 +880,7 @@ void main() {
         '-DBAZ=qux',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-minify',
         '--no-source-maps',
@@ -888,6 +910,7 @@ void main() {
         '-DBAZ=qux',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '--enable-asserts',
@@ -905,6 +928,7 @@ void main() {
         '-DBAZ=qux',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-minify',
         '--no-source-maps',
@@ -935,6 +959,7 @@ void main() {
         '-Ddart.vm.profile=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-o',
@@ -950,6 +975,7 @@ void main() {
         '-Ddart.vm.profile=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-minify',
         '--no-source-maps',
@@ -980,6 +1006,7 @@ void main() {
         '-Ddart.vm.profile=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-source-maps',
         '-o',
@@ -995,6 +1022,7 @@ void main() {
         '-Ddart.vm.profile=true',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
         '--no-minify',
         '--no-source-maps',
@@ -1051,6 +1079,7 @@ void main() {
                     if (renderer == WebRendererMode.canvaskit) ...<String>[
                       '-DFLUTTER_WEB_AUTO_DETECT=false',
                       '-DFLUTTER_WEB_USE_SKIA=true',
+                      '-DFLUTTER_WEB_USE_SKWASM=false',
                     ],
                     '-DFLUTTER_WEB_CANVASKIT_URL=https://www.gstatic.com/flutter-canvaskit/abcdefghijklmnopqrstuvwxyz/',
                     '--extra-compiler-option=--depfile=${depFile.absolute.path}',
diff --git a/packages/flutter_tools/test/general.shard/test/web_test_compiler_test.dart b/packages/flutter_tools/test/general.shard/test/web_test_compiler_test.dart
index 3f5e40fd47..818f9ba109 100644
--- a/packages/flutter_tools/test/general.shard/test/web_test_compiler_test.dart
+++ b/packages/flutter_tools/test/general.shard/test/web_test_compiler_test.dart
@@ -46,6 +46,7 @@ void main() {
         '--experimental-emit-debug-metadata',
         '-DFLUTTER_WEB_AUTO_DETECT=false',
         '-DFLUTTER_WEB_USE_SKIA=true',
+        '-DFLUTTER_WEB_USE_SKWASM=false',
         '--output-dill',
         'build/out',
         '--packages',
diff --git a/packages/flutter_tools/test/general.shard/web/compile_web_test.dart b/packages/flutter_tools/test/general.shard/web/compile_web_test.dart
index 4cc624f431..e12f136f0e 100644
--- a/packages/flutter_tools/test/general.shard/web/compile_web_test.dart
+++ b/packages/flutter_tools/test/general.shard/web/compile_web_test.dart
@@ -181,4 +181,32 @@ void main() {
   }, overrides: <Type, Generator>{
     ProcessManager: () => FakeProcessManager.any(),
   });
+
+  Future<void> testRendererModeFromDartDefines(WebRendererMode webRenderer) async {
+    testUsingContext('WebRendererMode.${webRenderer.name} can be initialized from dart defines', () {
+      final WebRendererMode computed = WebRendererMode.fromDartDefines(
+        webRenderer.dartDefines,
+        useWasm: true,
+      );
+
+      expect(computed, webRenderer);
+
+    }, overrides: <Type, Generator>{
+      ProcessManager: () => FakeProcessManager.any(),
+    });
+  }
+  WebRendererMode.values
+    .forEach(testRendererModeFromDartDefines);
+
+  testUsingContext('WebRendererMode.fromDartDefines sets a wasm-aware default for unknown dart defines.', () async {
+    WebRendererMode computed = WebRendererMode.fromDartDefines(
+      <String>{}, useWasm: false,
+    );
+    expect(computed, WebRendererMode.getDefault(useWasm: false));
+
+    computed = WebRendererMode.fromDartDefines(
+      <String>{}, useWasm: true,
+    );
+    expect(computed, WebRendererMode.getDefault(useWasm: true));
+  });
 }
diff --git a/packages/flutter_tools/test/web.shard/debugger_stepping_web_test.dart b/packages/flutter_tools/test/web.shard/debugger_stepping_web_test.dart
index 6631eae825..90405fd1f9 100644
--- a/packages/flutter_tools/test/web.shard/debugger_stepping_web_test.dart
+++ b/packages/flutter_tools/test/web.shard/debugger_stepping_web_test.dart
@@ -28,7 +28,7 @@ void main() {
 
     await flutter.run(
       withDebugger: true, startPaused: true, chrome: true,
-      additionalCommandArgs: <String>['--verbose', '--web-renderer=html']);
+      additionalCommandArgs: <String>['--verbose']);
     await flutter.addBreakpoint(project.breakpointUri, project.breakpointLine);
     await flutter.resume(waitForNextPause: true); // Now we should be on the breakpoint.
     expect((await flutter.getSourceLocation())!.line, equals(project.breakpointLine));
diff --git a/packages/flutter_tools/test/web.shard/expression_evaluation_web_test.dart b/packages/flutter_tools/test/web.shard/expression_evaluation_web_test.dart
index de8283a4ac..17532e15fb 100644
--- a/packages/flutter_tools/test/web.shard/expression_evaluation_web_test.dart
+++ b/packages/flutter_tools/test/web.shard/expression_evaluation_web_test.dart
@@ -41,7 +41,7 @@ void main() {
       await flutter.run(
         withDebugger: true, chrome: true,
         expressionEvaluation: expressionEvaluation,
-        additionalCommandArgs: <String>['--verbose', '--web-renderer=html']);
+        additionalCommandArgs: <String>['--verbose']);
     }
 
     Future<void> breakInBuildMethod(FlutterTestDriver flutter) async {
@@ -148,7 +148,7 @@ void main() {
         withDebugger: true, chrome: true,
         expressionEvaluation: expressionEvaluation,
         startPaused: true, script: project.testFilePath,
-        additionalCommandArgs: <String>['--verbose', '--web-renderer=html']);
+        additionalCommandArgs: <String>['--verbose']);
     }
 
     testWithoutContext('cannot evaluate expressions if feature is disabled', () async {
diff --git a/packages/flutter_tools/test/web.shard/hot_reload_web_test.dart b/packages/flutter_tools/test/web.shard/hot_reload_web_test.dart
index 7648634299..eab7a308bd 100644
--- a/packages/flutter_tools/test/web.shard/hot_reload_web_test.dart
+++ b/packages/flutter_tools/test/web.shard/hot_reload_web_test.dart
@@ -8,6 +8,7 @@ library;
 import 'dart:async';
 
 import 'package:file/file.dart';
+import 'package:flutter_tools/src/web/compile.dart';
 
 import '../integration.shard/test_data/hot_reload_project.dart';
 import '../integration.shard/test_driver.dart';
@@ -48,11 +49,11 @@ Future<void> _testProject(HotReloadProject project, {String name = 'Default'}) a
 
   testWithoutContext('$testName: hot restart works without error', () async {
     flutter.stdout.listen(printOnFailure);
-    await flutter.run(chrome: true, additionalCommandArgs: <String>['--verbose', '--web-renderer=html']);
+    await flutter.run(chrome: true, additionalCommandArgs: <String>['--verbose']);
     await flutter.hotRestart();
   });
 
-  testWithoutContext('$testName: newly added code executes during hot restart', () async {
+  testWithoutContext('$testName: newly added code executes during hot restart - html (legacy)', () async {
     final Completer<void> completer = Completer<void>();
     final StreamSubscription<String> subscription = flutter.stdout.listen((String line) {
       printOnFailure(line);
@@ -60,7 +61,10 @@ Future<void> _testProject(HotReloadProject project, {String name = 'Default'}) a
         completer.complete();
       }
     });
-    await flutter.run(chrome: true, additionalCommandArgs: <String>['--verbose', '--web-renderer=html']);
+    await flutter.run(chrome: true, additionalCommandArgs: <String>[
+      '--verbose',
+      ...WebRendererMode.html.toCliDartDefines,
+    ]);
     project.uncommentHotReloadPrint();
     try {
       await flutter.hotRestart();
@@ -78,7 +82,7 @@ Future<void> _testProject(HotReloadProject project, {String name = 'Default'}) a
         completer.complete();
       }
     });
-    await flutter.run(chrome: true, additionalCommandArgs: <String>['--verbose', '--web-renderer=canvaskit']);
+    await flutter.run(chrome: true, additionalCommandArgs: <String>['--verbose']);
     project.uncommentHotReloadPrint();
     try {
       await flutter.hotRestart();
diff --git a/packages/flutter_tools/test/web.shard/output_web_test.dart b/packages/flutter_tools/test/web.shard/output_web_test.dart
index a820eb1dd7..d594319420 100644
--- a/packages/flutter_tools/test/web.shard/output_web_test.dart
+++ b/packages/flutter_tools/test/web.shard/output_web_test.dart
@@ -38,7 +38,6 @@ void main() {
         chrome: true,
         additionalCommandArgs: <String>[
           if (verbose) '--verbose',
-          '--web-renderer=html',
         ]);
   }
 
diff --git a/packages/flutter_tools/test/web.shard/vm_service_web_test.dart b/packages/flutter_tools/test/web.shard/vm_service_web_test.dart
index d13ec6f404..7cff757804 100644
--- a/packages/flutter_tools/test/web.shard/vm_service_web_test.dart
+++ b/packages/flutter_tools/test/web.shard/vm_service_web_test.dart
@@ -38,7 +38,7 @@ void main() {
     testWithoutContext('can validate flutter version', () async {
       await flutter.run(
         withDebugger: true, chrome: true,
-        additionalCommandArgs: <String>['--verbose', '--web-renderer=html']);
+        additionalCommandArgs: <String>['--verbose']);
 
       expect(flutter.vmServiceWsUri, isNotNull);
 
@@ -50,7 +50,7 @@ void main() {
     testWithoutContext('can validate flutter version in parallel', () async {
       await flutter.run(
         withDebugger: true, chrome: true,
-        additionalCommandArgs: <String>['--verbose', '--web-renderer=html']);
+        additionalCommandArgs: <String>['--verbose']);
 
       expect(flutter.vmServiceWsUri, isNotNull);
 
@@ -82,7 +82,7 @@ void main() {
     testWithoutContext('can validate flutter version', () async {
       await flutter.run(
         withDebugger: true, chrome: true,
-        additionalCommandArgs: <String>['--verbose', '--web-renderer=html']);
+        additionalCommandArgs: <String>['--verbose']);
 
       expect(flutter.vmServiceWsUri, isNotNull);
 
diff --git a/packages/flutter_tools/test/web.shard/web_run_test.dart b/packages/flutter_tools/test/web.shard/web_run_test.dart
index 82a82242e2..dbb1a1c724 100644
--- a/packages/flutter_tools/test/web.shard/web_run_test.dart
+++ b/packages/flutter_tools/test/web.shard/web_run_test.dart
@@ -30,6 +30,6 @@ void main() {
   });
 
   testWithoutContext('flutter run works on web devices with a unary main function', () async {
-    await flutter.run(chrome: true, additionalCommandArgs: <String>['--verbose', '--web-renderer=html']);
+    await flutter.run(chrome: true, additionalCommandArgs: <String>['--verbose']);
   });
 }