diff --git a/extensions/telegram/src/monitor.test.ts b/extensions/telegram/src/monitor.test.ts
index d5925307b5a..c1f5770098c 100644
--- a/extensions/telegram/src/monitor.test.ts
+++ b/extensions/telegram/src/monitor.test.ts
@@ -553,7 +553,9 @@ describe("monitorTelegramProvider (grammY)", () => {
 
     expect(emitUnhandledRejection(await makeTaggedPollingFetchError())).toBe(true);
     expect(firstCycle.stop).toHaveBeenCalledTimes(1);
-    await vi.waitFor(() => expect(runSpy).toHaveBeenCalledTimes(2));
+    // Unhandled polling rejections restart via TelegramPollingSession backoff,
+    // so the second runner cycle is not immediate.
+    await vi.waitFor(() => expect(runSpy).toHaveBeenCalledTimes(2), { timeout: 4_000 });
     abort.abort();
     await monitor;
     expectRecoverableRetryState(2);