diff --git a/packages/browser/src/client/orchestrator.ts b/packages/browser/src/client/orchestrator.ts
index d455732401fb..589856491dd2 100644
--- a/packages/browser/src/client/orchestrator.ts
+++ b/packages/browser/src/client/orchestrator.ts
@@ -245,7 +245,7 @@ async function getContainer(config: ResolvedConfig): Promise<HTMLDivElement> {
   return document.querySelector('#vitest-tester') as HTMLDivElement
 }
 
-client.ws.addEventListener('open', async () => {
+client.waitForConnection().then(async () => {
   const testFiles = getBrowserState().files
 
   await orchestrator.init()
diff --git a/packages/browser/src/client/public/error-catcher.js b/packages/browser/src/client/public/error-catcher.js
index a5701f5c8e87..7de41b15d3ed 100644
--- a/packages/browser/src/client/public/error-catcher.js
+++ b/packages/browser/src/client/public/error-catcher.js
@@ -1,4 +1,4 @@
-import { channel, client } from '/@id/@vitest/browser/client'
+import { channel, client } from '@vitest/browser/client'
 
 function on(event, listener) {
   window.addEventListener(event, listener)
diff --git a/packages/browser/src/node/plugin.ts b/packages/browser/src/node/plugin.ts
index e5517ffa9684..8838f2a7f1c0 100644
--- a/packages/browser/src/node/plugin.ts
+++ b/packages/browser/src/node/plugin.ts
@@ -166,6 +166,8 @@ export default (browserServer: BrowserServer, base = '/'): Plugin[] => {
               'vitest/utils',
               'vitest/browser',
               'vitest/runners',
+              '@vitest/browser',
+              '@vitest/browser/client',
               '@vitest/utils',
               '@vitest/utils/source-map',
               '@vitest/runner',
diff --git a/packages/browser/src/node/server.ts b/packages/browser/src/node/server.ts
index b552648b9c61..ca7bc8173d6a 100644
--- a/packages/browser/src/node/server.ts
+++ b/packages/browser/src/node/server.ts
@@ -28,7 +28,7 @@ export class BrowserServer implements IBrowserServer {
   public testerHtml: Promise<string> | string
   public orchestratorHtml: Promise<string> | string
   public injectorJs: Promise<string> | string
-  public errorCatcherJs: Promise<string> | string
+  public errorCatcherPath: Promise<string> | string
   public stateJs: Promise<string> | string
 
   public state: BrowserServerState
@@ -87,10 +87,7 @@ export class BrowserServer implements IBrowserServer {
       resolve(distRoot, 'client/esm-client-injector.js'),
       'utf8',
     ).then(js => (this.injectorJs = js))
-    this.errorCatcherJs = readFile(
-      resolve(distRoot, 'client/error-catcher.js'),
-      'utf8',
-    ).then(js => (this.errorCatcherJs = js))
+    this.errorCatcherPath = resolve(distRoot, 'client/error-catcher.js')
     this.stateJs = readFile(
       resolve(distRoot, 'state.js'),
       'utf-8',
diff --git a/packages/browser/src/node/serverOrchestrator.ts b/packages/browser/src/node/serverOrchestrator.ts
index 07f9b5d90172..cffe6c21d3c8 100644
--- a/packages/browser/src/node/serverOrchestrator.ts
+++ b/packages/browser/src/node/serverOrchestrator.ts
@@ -73,7 +73,7 @@ export async function resolveOrchestrator(
     __VITEST_TITLE__: 'Vitest Browser Runner',
     __VITEST_SCRIPTS__: server.orchestratorScripts,
     __VITEST_INJECTOR__: `<script type="module">${injector}</script>`,
-    __VITEST_ERROR_CATCHER__: `<script type="module">${server.errorCatcherJs}</script>`,
+    __VITEST_ERROR_CATCHER__: `<script type="module" src="${server.errorCatcherPath}"></script>`,
     __VITEST_CONTEXT_ID__: JSON.stringify(contextId),
   })
 }
diff --git a/packages/browser/src/node/serverTester.ts b/packages/browser/src/node/serverTester.ts
index 3310658459a0..427b0e733139 100644
--- a/packages/browser/src/node/serverTester.ts
+++ b/packages/browser/src/node/serverTester.ts
@@ -74,7 +74,7 @@ export async function resolveTester(
     __VITEST_TITLE__: 'Vitest Browser Tester',
     __VITEST_SCRIPTS__: server.testerScripts,
     __VITEST_INJECTOR__: `<script type="module">${injector}</script>`,
-    __VITEST_ERROR_CATCHER__: `<script type="module">${server.errorCatcherJs}</script>`,
+    __VITEST_ERROR_CATCHER__: `<script type="module" src="${server.errorCatcherPath}"></script>`,
     __VITEST_APPEND__:
       `<script type="module">
 __vitest_browser_runner__.runningFiles = ${tests}