diff --git a/package-lock.json b/package-lock.json
index 7924067..daa67bf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -530,11 +530,6 @@
             "integrity": "sha1-tyfb+H12UWAvBvTUrDh/R9kbDL8=",
             "dev": true
         },
-        "async-limiter": {
-            "version": "1.0.1",
-            "resolved": "https://registry.npm.taobao.org/async-limiter/download/async-limiter-1.0.1.tgz",
-            "integrity": "sha1-3TeelPDbgxCwgpH51kwyCXZmF/0="
-        },
         "asynckit": {
             "version": "0.4.0",
             "resolved": "http://registry.npm.taobao.org/asynckit/download/asynckit-0.4.0.tgz",
@@ -5319,12 +5314,9 @@
             }
         },
         "ws": {
-            "version": "7.2.0",
-            "resolved": "https://registry.npm.taobao.org/ws/download/ws-7.2.0.tgz?cache=0&sync_timestamp=1571495321314&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fws%2Fdownload%2Fws-7.2.0.tgz",
-            "integrity": "sha1-Qi7ajAKktdundEumbuu9hLzvDsc=",
-            "requires": {
-                "async-limiter": "^1.0.0"
-            }
+            "version": "7.4.6",
+            "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.6.tgz",
+            "integrity": "sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A=="
         },
         "xdg-basedir": {
             "version": "3.0.0",