diff --git a/src/lib/cache.test.ts b/src/lib/cache.test.ts
index 0ac37bff96..a4ec8e4e40 100644
--- a/src/lib/cache.test.ts
+++ b/src/lib/cache.test.ts
@@ -36,10 +36,11 @@ describe("cached (memory-only, no Redis)", () => {
 		let count = 0;
 		const fn = vi.fn(async () => ++count);
 		const key = `ttl-${Math.random()}`;
-		expect(await cached(key, 1, fn)).toBe(1);
-		expect(await cached(key, 1, fn)).toBe(1);
-		await new Promise((r) => setTimeout(r, 10));
-		expect(await cached(key, 1, fn)).toBe(2);
+		const ttl = 20;
+		expect(await cached(key, ttl, fn)).toBe(1);
+		expect(await cached(key, ttl, fn)).toBe(1);
+		await new Promise((r) => setTimeout(r, 40));
+		expect(await cached(key, ttl, fn)).toBe(2);
 		expect(fn).toHaveBeenCalledTimes(2);
 	});