diff --git a/web/e2e/document-revision-runtime.spec.ts b/web/e2e/document-revision-runtime.spec.ts
index 90f57a02..685be0e6 100644
--- a/web/e2e/document-revision-runtime.spec.ts
+++ b/web/e2e/document-revision-runtime.spec.ts
@@ -364,7 +364,8 @@ function turnAssistantLocator(page: Page, userPromptSnippet: string) {
 async function waitForSquadCompletion(
   page: Page,
   userPromptSnippet: string,
-  timeoutMs = 420_000,
+  // Real intake often lands ~6–8m; 7m wall caused a false fail while server completed ~20s later.
+  timeoutMs = 600_000,
   opts?: { requireInflight?: boolean },
 ) {
   const startedAt = Date.now();
@@ -1104,7 +1105,7 @@ test.describe.serial('document-revision-runtime UI acceptance', () => {
     const t0 = Date.now();
     const promptSlice = '请基于本项目编制首轮';
     // UI-02 已观测 inflight；此处只等同一 assistant 到 terminal，避免快速完成竞态。
-    await waitForSquadCompletion(page, promptSlice, 420_000, { requireInflight: false });
+    await waitForSquadCompletion(page, promptSlice, 600_000, { requireInflight: false });
     const selected = await openWorkflowDocByLabel(page, /用户初始需求|需求摸底|intake/i);
     controlledDocId = selected.docId;
     controlledTitle = selected.title;