diff --git a/test.js b/test.js
index 8f56b48..49cda09 100644
--- a/test.js
+++ b/test.js
@@ -2,6 +2,7 @@ const test = require('ava');
 const Blob = require('.');
 const getStream = require('get-stream');
 const {Response} = require('node-fetch');
+const {TextDecoder} = require('util')
 
 test('new Blob()', t => {
 	const blob = new Blob(); // eslint-disable-line no-unused-vars