diff --git a/package.json b/package.json
index 4d81235..7bc1463 100644
--- a/package.json
+++ b/package.json
@@ -5,6 +5,7 @@
   "license": "MIT",
   "scripts": {
     "test": "mocha test/**/*.ts",
+    "build": "./scripts/build.js",
     "postinstall": "mkdir -p lib; cd test/snapshots && ls | sed \"s/.*/'&'/\" | paste -sd '|' | sed -e \"s/^/export type Snapshot = /\" - > ../snapshots.d.ts"
   },
   "devDependencies": {