diff --git a/package.json b/package.json
index a215ecc..d6e8bf9 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "main": "lib/index.js",
   "module": "lib/index.esm.js",
   "types": "lib/index.d.ts",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "description": "JSON RPC over PostMessage",
   "repository": "https://github.com/statianzo/pmrpc",
   "author": "statianzo",
@@ -16,13 +16,16 @@
     "lib/JsonRpc.d.ts"
   ],
   "scripts": {
-    "prepublish": "yarn build",
-    "build": "rollup -c",
+    "prepublishOnly": "yarn bundle",
+    "bundle": "rollup -c",
     "test": "jest"
   },
   "devDependencies": {
     "@types/jest": "^23.3.1",
+    "@types/puppeteer": "^1.6.4",
+    "@types/rollup": "^0.54.0",
     "jest": "^23.5.0",
+    "puppeteer": "^1.8.0",
     "rollup": "^0.65.2",
     "rollup-plugin-typescript2": "^0.17.0",
     "ts-jest": "^23.1.4",
@@ -30,16 +33,13 @@
   },
   "jest": {
     "transform": {
-      "^.+\\.tsx?$": "ts-jest"
+      "^.+\\.(ts|js)$": "ts-jest"
     },
     "testRegex": "(/__tests__/.*|(\\.|/)(test|spec))\\.(jsx?|tsx?)$",
     "moduleFileExtensions": [
       "ts",
-      "tsx",
       "js",
-      "jsx",
-      "json",
-      "node"
+      "json"
     ]
   }
 }