diff --git a/package.json b/package.json
index 4888735..abb5155 100644
--- a/package.json
+++ b/package.json
@@ -20,6 +20,7 @@
   "types": "lib/index.d.ts",
   "scripts": {
     "build": "tsc",
+    "prepare": "npm run build",
     "test": "jest"
   },
   "dependencies": {