diff --git a/apps/web/tests/subagent-conversation.e2e.ts b/apps/web/tests/subagent-conversation.e2e.ts
index 904fcfcd09..14080dca6f 100644
--- a/apps/web/tests/subagent-conversation.e2e.ts
+++ b/apps/web/tests/subagent-conversation.e2e.ts
@@ -15,7 +15,7 @@ import {
   launchWebScaffold, watchConsole,
   webSnapshotMode, type WebScaffold,
 } from './scaffold.ts'
-import { connectFreshWorkspace, saveFailureShot } from './support.ts'
+import { connectFreshWorkspace, newEnglishPage, saveFailureShot } from './support.ts'
 
 const BASE_FIXTURE = fileURLToPath(new URL('./snapshots/live-interactions/session.jsonl', import.meta.url))
 const AVAILABLE_CHILD_EXPECTED = fileURLToPath(new URL('./snapshots/subagent-conversation/ui.expected.md', import.meta.url))
@@ -77,7 +77,7 @@ describe('web e2e: persisted subagent conversation and human continuation', () =
       paceMs: 25,
     })
     browser = await chromium.launch()
-    page = await browser.newPage({ viewport: { width: 1680, height: 1000 } })
+    page = await newEnglishPage(browser)
     page.on('request', (request) => {
       const path = new URL(request.url()).pathname
       if (path.startsWith('/api/')) apiCalls.push(path)