diff --git a/package.json b/package.json
index 87f18d1..44fee47 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,8 @@
     "url": "https://github.com/holamundo-app/vue-router-qs-binder.git"
   },
   "files": [
-    "dist/*.js"
+    "dist/*.js",
+    "dist/*.js.map"
   ],
   "keywords": [
     "query string",
@@ -26,7 +27,8 @@
     "lint": "vue-cli-service lint",
     "flow": "./node_modules/.bin/flow",
     "build:demo": "vue-cli-service build --name vue-router-qs-binder-demo ./demo/index.js",
-    "test:unit": "vue-cli-service test:unit"
+    "test:unit": "vue-cli-service test:unit",
+    "prepublishOnly": "yarn build"
   },
   "peerDependencies": {
     "vue": ">= 2.6",