diff --git a/package.json b/package.json
index 895a592..a1dfe88 100644
--- a/package.json
+++ b/package.json
@@ -9,6 +9,7 @@
   "scripts": {
     "start": "parcel index.html",
     "build": "parcel build index.html --no-source-maps --detailed-report",
+    "prebuild": "yarn run typecheck",
     "typecheck": "tsc --noEmit --jsx preserve",
     "lint": "eslint --ext .ts,.tsx,.js .",
     "lint-fix": "eslint --ext .ts,.tsx,.js . --fix"