diff --git a/__tests__/worker-pool.ts b/__tests__/worker-pool.ts
index d363246..2fbb62e 100644
--- a/__tests__/worker-pool.ts
+++ b/__tests__/worker-pool.ts
@@ -1,5 +1,7 @@
 import { job } from '../src/job'
 
+afterAll(() => stop())
+
 describe('Worker Pool Testing', () => {
   // todo: find a better way to test worker pool
   xit('should execute at most 4 jobs at a time', async () => {