diff --git a/package.json b/package.json
index 6fdf638..432117d 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "lint": "eslint .",
     "format": "prettier --write src/",
     "format:check": "prettier --check src/",
-    "prepublishOnly": "tsup",
+    "prepack": "pnpm run build",
     "coverage": "c8 --reporter=lcov --reporter=text node test.mjs",
     "docs": "typedoc --out .github/wiki/api src/index.ts",
     "postbuild": "cp dist/index.d.ts dist/index.d.mts"