diff --git a/client/tests/e2e/assets-flow.spec.ts b/client/tests/e2e/assets-flow.spec.ts
index bf617910..326ecc93 100644
--- a/client/tests/e2e/assets-flow.spec.ts
+++ b/client/tests/e2e/assets-flow.spec.ts
@@ -119,6 +119,9 @@ test("E2E 资产流转主链路：建卡→领用归还→调拨→盘点", asyn
   const assetId = createAssetPayload.data.asset.id;
   await expect(page).toHaveURL(new RegExp(`/assets/${assetId}$`));
   await expect(page.getByTestId("unsaved-changes-dialog")).toHaveCount(0);
+  // The URL changes before the saved form state reaches the navigation guard;
+  // going back earlier is blocked as "unsaved" on a loaded host.
+  await expect(page.locator("html")).toHaveAttribute("data-unsaved-changes", "false");
   await page.goBack();
   await expect(page).toHaveURL(/\/assets$/);
   await page.goForward();