diff --git a/package.json b/package.json
index fff02e4..fe8f842 100644
--- a/package.json
+++ b/package.json
@@ -19,6 +19,7 @@
     "build": "rimraf -rf dist && tsc -p tsconfig.json",
     "format": "prettier --write \"{lib}/**/*.ts\"",
     "lint": "eslint 'lib/**/*.ts' --fix",
+    "prepare": "npm run build",
     "prepublish:npm": "npm run build",
     "publish:npm": "npm publish --access public",
     "publish:beta": "npm publish --access public --tag beta",