diff --git a/test/unit-tests/backend/paths.test.ts b/test/unit-tests/backend/paths.test.ts
index 00bb18d478..32e32fd8c3 100644
--- a/test/unit-tests/backend/paths.test.ts
+++ b/test/unit-tests/backend/paths.test.ts
@@ -1,3 +1,4 @@
+/// <reference types="node" />
 import { expect } from 'chai';
 import * as path from 'path';
 import * as fs from 'fs';