diff --git a/src/hasBatchim.spec.ts b/src/hasBatchim.spec.ts
index ef9c58db..5b385b96 100644
--- a/src/hasBatchim.spec.ts
+++ b/src/hasBatchim.spec.ts
@@ -1,4 +1,3 @@
-import { deserialize } from 'v8';
 import { hasBatchim } from './hasBatchim';
 
 describe('hasBatchim', () => {