diff --git a/package.json b/package.json
index 731118d729708..bc75cb1dd16ca 100644
--- a/package.json
+++ b/package.json
@@ -60,7 +60,7 @@
     "yargs": "^11.1.1"
   },
   "scripts": {
-    "postinstall": "node -e \"require('child_process').execSync('cross-env PUPPETEER_PRODUCT=firefox node node_modules/puppeteer/install.js');\"",
+    "postinstall": "cross-env PUPPETEER_PRODUCT=firefox node node_modules/puppeteer/install.js",
     "test": "gulp npm-test"
   },
   "repository": {