diff --git a/package.json b/package.json
index 9ac4520..d0ebb1e 100644
--- a/package.json
+++ b/package.json
@@ -250,6 +250,6 @@
     "markdown-it-highlightjs": "^3.0.0",
     "marked": "^0.6.1",
     "redux": "^4.0.1",
-    "ws": "^6.0.0"
+    "ws": "^7.4.6"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 5bf6890..98dcf2a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4837,12 +4837,10 @@ ws@^5.2.0:
   dependencies:
     async-limiter "~1.0.0"
 
-ws@^6.0.0:
-  version "6.1.4"
-  resolved "http://registry.npm.taobao.org/ws/download/ws-6.1.4.tgz#5b5c8800afab925e94ccb29d153c8d02c1776ef9"
-  integrity sha1-W1yIAK+rkl6UzLKdFTyNAsF3bvk=
-  dependencies:
-    async-limiter "~1.0.0"
+ws@^7.4.6:
+  version "7.4.6"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-7.4.6.tgz#5654ca8ecdeee47c33a9a4bf6d28e2be2980377c"
+  integrity sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A==
 
 xml-name-validator@^3.0.0:
   version "3.0.0"