diff --git a/packages/core/integration-tests/test/cache.js b/packages/core/integration-tests/test/cache.js
index e5f08c006e0..aa1524be08e 100644
--- a/packages/core/integration-tests/test/cache.js
+++ b/packages/core/integration-tests/test/cache.js
@@ -2,6 +2,7 @@
 import type {InitialParcelOptions, BuildSuccessEvent} from '@parcel/types';
 import assert from 'assert';
 import invariant from 'assert';
+import nullthrows from 'nullthrows';
 import path from 'path';
 import {
   assertBundles,