diff --git a/package.json b/package.json
index 06a184c7..eedd6cbf 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
     "lint": "xo",
     "test": "npm run lint",
     "prepush": "npm test",
-    "postinstall": "install-app-deps && rebuild-node-pty",
+    "postinstall": "install-app-deps && npm run rebuild-node-pty",
     "rebuild-node-pty": "electron-rebuild -f -w app/node_modules/node-pty -m app",
     "dist": "npm run build && cross-env BABEL_ENV=production babel --out-file app/dist/bundle.js --no-comments --minified app/dist/bundle.js && build",
     "clean": "npm cache clear && rm -rf node_modules && rm -rf app/node_modules && rm -rf app/dist"