diff --git a/package.json b/package.json
index 4cbe14cd..509989f8 100644
--- a/package.json
+++ b/package.json
@@ -15,6 +15,8 @@
     "tests-watch-start": "watchman watch $(node --eval \"console.log(require('path').resolve('./lib'));\") && wml start",
     "tests-watch-stop": "watchman watch-del $(node --eval \"console.log(require('path').resolve('./lib'));\") && wml stop",
     "tests-pod-install": "cd tests && npm run ios:pod:install",
+    "build-copy": "cp -R $(node --eval \"console.log(require('path').resolve('./lib'));\")/* $(node --eval \"console.log(require('path').resolve('./tests/firebase'));\")/",
+    "postinstall": "test -d \"./tests\" && (npm run build-copy && npm run tests-npm-install) || echo \"Tests folder does not exists - skipping additional testing steps.\"",
     "flow": "flow"
   },
   "repository": {