diff --git a/yarn.lock b/yarn.lock
index 88ba80e..9c65fee 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3228,9 +3228,9 @@ wrappy@1:
   integrity sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=
 
 ws@^7.2.1:
-  version "7.2.1"
-  resolved "https://registry.npm.taobao.org/ws/download/ws-7.2.1.tgz?cache=0&sync_timestamp=1576314828024&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fws%2Fdownload%2Fws-7.2.1.tgz#03ed52423cd744084b2cf42ed197c8b65a936b8e"
-  integrity sha1-A+1SQjzXRAhLLPQu0ZfItlqTa44=
+  version "7.4.6"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-7.4.6.tgz#5654ca8ecdeee47c33a9a4bf6d28e2be2980377c"
+  integrity sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A==
 
 xtend@^4.0.0, xtend@~4.0.1:
   version "4.0.2"