diff --git a/vue-dev/packages/vue-server-renderer/package.json b/vue-dev/packages/vue-server-renderer/package.json
old mode 100755
new mode 100644
index a795009..1a74164
--- a/vue-dev/packages/vue-server-renderer/package.json
+++ b/vue-dev/packages/vue-server-renderer/package.json
@@ -25,7 +25,7 @@
     "lodash.template": "^4.5.0",
     "lodash.uniq": "^4.5.0",
     "resolve": "^1.2.0",
-    "serialize-javascript": "^2.1.2",
+    "serialize-javascript": "^4.0.0",
     "source-map": "0.5.6"
   },
   "devDependencies": {