diff --git a/Nodejs/package-lock.json b/Nodejs/package-lock.json
index 4b733ce..e11ede9 100644
--- a/Nodejs/package-lock.json
+++ b/Nodejs/package-lock.json
@@ -6,8 +6,8 @@
   "dependencies": {
     "acorn": {
       "version": "5.7.2",
-      "resolved": "http://registry.npm.taobao.org/acorn/download/acorn-5.7.2.tgz",
-      "integrity": "sha1-kfqHGINIXQZwiAAxhATnK/sm3MU="
+      "resolved": "https://registry.npmmirror.com/acorn/-/acorn-5.7.2.tgz",
+      "integrity": "sha512-cJrKCNcr2kv8dlDnbw+JPUGjHZzo4myaxOLmpOX8a+rgX94YeTcTMv/LFJUSByRpc+i4GgVnnhLxvMu/2Y+rqw=="
     },
     "art-template": {
       "version": "4.13.0",