diff --git a/package.json b/package.json
index 6e9c78b..07fd582 100644
--- a/package.json
+++ b/package.json
@@ -24,6 +24,7 @@
   "scripts": {
     "build": "microbundle -f cjs --no-compress --external all",
     "docs": "documentation readme -q --no-markdown-toc -a public -s Usage --sort-order alpha src",
+    "prepare": "npm run -s build",
     "test": "jest --coverage"
   },
   "babel": {