diff --git a/tests/counting-bloom-filter.test.ts b/tests/counting-bloom-filter.test.ts
index 8d8998d..add3e6c 100644
--- a/tests/counting-bloom-filter.test.ts
+++ b/tests/counting-bloom-filter.test.ts
@@ -1,7 +1,7 @@
 import { expect, test } from '@jest/globals'
 import { CountingBloomFilter, exportBigInt, randomInt } from '../src/index'
 
-const targetRate = 0.1
+const targetRate = 0.001
 const seed = BigInt(randomInt(0, Number.MAX_SAFE_INTEGER))
 
 test('should add element to the filter with #add', () => {