diff --git a/package.json b/package.json
index 3fa4692..6611ffd 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,8 @@
   "scripts": {
     "lint": "eslint . --ext .js,.jsx,.ts,.tsx,.vue,.mjs",
     "test": "echo \"no test\"",
-    "ci": "yarn --frozen-lockfile && node jenkins.js"
+    "ci": "yarn --frozen-lockfile && node jenkins.js",
+    "compile": "tsc --allowJs --declaration --emitDeclarationOnly index.js"
   },
   "repository": {
     "type": "git",