diff --git a/dwds/CHANGELOG.md b/dwds/CHANGELOG.md
index d44f1a338..abff4fdf2 100644
--- a/dwds/CHANGELOG.md
+++ b/dwds/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 24.4.2-wip
+
+- Update a call to the `package:shelf_web_socket` `webSocketHandler()` function.
+
 ## 24.4.1
 
 - Implemented a WebSocket-based communication protocol that provides essential developer tooling (hot reload, service extensions) when Chrome debugger access is unavailable. - [#2605](https://github.com/dart-lang/webdev/issues/2605)
diff --git a/dwds/lib/src/services/debug_service.dart b/dwds/lib/src/services/debug_service.dart
index a9c2537e2..17ab88150 100644
--- a/dwds/lib/src/services/debug_service.dart
+++ b/dwds/lib/src/services/debug_service.dart
@@ -436,11 +436,11 @@ class WebSocketDebugService implements DebugService {
   }
 
   /// Creates the WebSocket handler for incoming connections.
-  static dynamic _createWebSocketHandler(
+  static Handler _createWebSocketHandler(
     ServiceExtensionRegistry serviceExtensionRegistry,
     WebSocketProxyService webSocketProxyService,
   ) {
-    return webSocketHandler((WebSocketChannel webSocket) {
+    return webSocketHandler((WebSocketChannel webSocket, String? subprotocol) {
       final responseController = StreamController<Map<String, Object?>>();
       webSocket.sink.addStream(responseController.stream.map(jsonEncode));
 
diff --git a/dwds/lib/src/version.dart b/dwds/lib/src/version.dart
index 056d15cd2..4c6b87ade 100644
--- a/dwds/lib/src/version.dart
+++ b/dwds/lib/src/version.dart
@@ -1,2 +1,2 @@
 // Generated code. Do not modify.
-const packageVersion = '24.4.1';
+const packageVersion = '24.4.2-wip';
diff --git a/dwds/pubspec.yaml b/dwds/pubspec.yaml
index b487f3f98..e394f75d2 100644
--- a/dwds/pubspec.yaml
+++ b/dwds/pubspec.yaml
@@ -1,6 +1,6 @@
 name: dwds
 # Every time this changes you need to run `dart run build_runner build`.
-version: 24.4.1
+version: 24.4.2-wip
 
 description: >-
   A service that proxies between the Chrome debug protocol and the Dart VM
@@ -29,7 +29,7 @@ dependencies:
   shelf_packages_handler: ^3.0.0
   shelf_proxy: ^1.0.4
   shelf_static: ^1.1.0
-  shelf_web_socket: '>=1.0.0 <3.0.0'
+  shelf_web_socket: '>=2.0.0 <4.0.0'
   source_maps: ^0.10.10
   stack_trace: ^1.10.0
   sse: ^4.1.2