diff --git a/test/installation/src/browsers.spec.ts b/test/installation/src/browsers.spec.ts
index 83111f3a..ed274f07 100644
--- a/test/installation/src/browsers.spec.ts
+++ b/test/installation/src/browsers.spec.ts
@@ -28,6 +28,7 @@ describe('`@puppeteer/browsers`', () => {
     const result = spawnSync('npx', ['@puppeteer/browsers', '--help'], {
       // npx is not found without the shell flag on Windows.
       shell: process.platform === 'win32',
+      cwd: this.sandbox,
     });
     assert.strictEqual(result.status, 0);
     assert.ok(