diff --git a/artifacts/api-server/src/routes/executive-meetings.ts b/artifacts/api-server/src/routes/executive-meetings.ts
index dda64cff..936e8a3d 100644
--- a/artifacts/api-server/src/routes/executive-meetings.ts
+++ b/artifacts/api-server/src/routes/executive-meetings.ts
@@ -1000,7 +1000,10 @@ router.post(
       }
       if (
         startMin + body.minutes >= 24 * 60 ||
-        endMin + body.minutes > 24 * 60
+        // Treat 24:00 (1440) the same as 00:00 the next day — both wrap
+        // the day boundary, so the end-time guard is `>=`, matching the
+        // start-time guard.
+        endMin + body.minutes >= 24 * 60
       ) {
         return {
           ok: false,
diff --git a/artifacts/tx-os/tests/executive-meetings-upcoming-alert.spec.mjs b/artifacts/tx-os/tests/executive-meetings-upcoming-alert.spec.mjs
index 9f82cd21..0fec6142 100644
--- a/artifacts/tx-os/tests/executive-meetings-upcoming-alert.spec.mjs
+++ b/artifacts/tx-os/tests/executive-meetings-upcoming-alert.spec.mjs
@@ -456,11 +456,17 @@ test("Upcoming-meeting alert: Cancel removes the meeting from today's schedule v
     .toBe(true);
 
   // Schedule view: cancelled meeting must disappear from today's list.
+  // Match both EN and AR variants of the seeded titles because the
+  // admin user's preferredLanguage may flip i18n away from the
+  // localStorage hint we set at start of test (the schedule cell shows
+  // titleAr when isRtl, titleEn otherwise).
   await page.goto("/executive-meetings");
-  await expect(page.getByText(`${TEST_TAG} renum-B EN`)).toBeVisible({
-    timeout: 10_000,
-  });
-  await expect(page.getByText(`${TEST_TAG} renum-A EN`)).toBeHidden();
+  await expect(
+    page.getByText(new RegExp(`${TEST_TAG} renum-B (EN|AR)`)),
+  ).toBeVisible({ timeout: 10_000 });
+  await expect(
+    page.getByText(new RegExp(`${TEST_TAG} renum-A (EN|AR)`)),
+  ).toBeHidden();
 });
 
 test("Upcoming-meeting alert: Arabic locale renders the RTL alert with Arabic title", async ({