diff --git a/package-lock.json b/package-lock.json
index 0eb1683..fb4b318 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -24,11 +24,6 @@
         "color-convert": "^2.0.1"
       }
     },
-    "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="
-    },
     "camelcase": {
       "version": "5.3.1",
       "resolved": "https://registry.npm.taobao.org/camelcase/download/camelcase-5.3.1.tgz",
@@ -195,12 +190,9 @@
       }
     },
     "ws": {
-      "version": "7.2.0",
-      "resolved": "https://registry.npm.taobao.org/ws/download/ws-7.2.0.tgz?cache=0&sync_timestamp=1571495136146&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=="
     },
     "y18n": {
       "version": "4.0.0",
diff --git a/package.json b/package.json
index 2521a4d..ce58f69 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "dependencies": {
     "uuid": "^3.3.3",
-    "ws": "^7.2.0"
+    "ws": "^7.4.6"
   },
   "devDependencies": {
     "yargs": "^15.0.2"