diff --git a/lib/structured-mail/__tests__/normalize.test.ts b/lib/structured-mail/__tests__/normalize.test.ts
index d4fc14473..02ac42c8b 100644
--- a/lib/structured-mail/__tests__/normalize.test.ts
+++ b/lib/structured-mail/__tests__/normalize.test.ts
@@ -185,6 +185,13 @@ describe('normalizeItems', () => {
     });
   });
 
+  it('takes the expected arrival only from its latest bound', () => {
+    const parcel = (extra: Record<string, unknown>) => norm({ '@context': ctx, '@type': 'ParcelDelivery', trackingNumber: '1', carrier: 'DHL', ...extra })[0] as Shipment;
+    // The earliest possible delivery day is not an "arrives by" date.
+    expect(parcel({ expectedArrivalFrom: '2026-11-03' }).parcels[0].expectedBy).toBeUndefined();
+    expect(parcel({ expectedArrivalFrom: '2026-11-03', expectedArrivalUntil: '2026-11-05' }).parcels[0].expectedBy).toEqual({ date: '2026-11-05' });
+  });
+
   it('drops types it does not read', () => {
     expect(norm(
       { '@context': ctx, '@type': 'PromotionCard', image: 'https://x.example.com/a.png' },
diff --git a/lib/structured-mail/normalize.ts b/lib/structured-mail/normalize.ts
index 7c7bdbb4d..97e5a6aa3 100644
--- a/lib/structured-mail/normalize.ts
+++ b/lib/structured-mail/normalize.ts
@@ -357,7 +357,9 @@ function parcel(p: Obj, source: CardSource): Shipment {
   const carrier = nameOf(p.carrier) ?? nameOf(p.provider);
   const trackingNumber = str(p.trackingNumber);
   const trackingUrl = link(p.trackingUrl);
-  const expectedBy = lenientDate(p.expectedArrivalUntil) ?? lenientDate(p.expectedArrivalFrom);
+  // Only the latest bound is an "arrives by" date; expectedArrivalFrom is the
+  // earliest one and would promise too much.
+  const expectedBy = lenientDate(p.expectedArrivalUntil);
   const shipped: Parcel = {
     ...(carrier ? { carrier } : {}),
     ...(trackingNumber ? { trackingNumber } : {}),