diff --git a/mqtt-client-React/yarn.lock b/mqtt-client-React/yarn.lock
index f83d584a..b5c017b8 100644
--- a/mqtt-client-React/yarn.lock
+++ b/mqtt-client-React/yarn.lock
@@ -6503,9 +6503,9 @@ js-tokens@^3.0.2:
   integrity sha1-mGbfOVECEw449/mWvOtlRDIJwls=
 
 js-yaml@^3.13.1:
-  version "3.14.0"
-  resolved "https://registry.npm.taobao.org/js-yaml/download/js-yaml-3.14.0.tgz?cache=0&sync_timestamp=1590173013124&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fjs-yaml%2Fdownload%2Fjs-yaml-3.14.0.tgz#a7a34170f26a21bb162424d8adacb4113a69e482"
-  integrity sha1-p6NBcPJqIbsWJCTYray0ETpp5II=
+  version "3.14.2"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.14.2.tgz#77485ce1dd7f33c061fd1b16ecea23b55fcb04b0"
+  integrity sha512-PMSmkqxr106Xa156c2M265Z+FTrPl+oxd/rgOQy2tijQeK5TxQ43psO1ZCwhVOSdnn+RzkzlRz/eY4BgJBYVpg==
   dependencies:
     argparse "^1.0.7"
     esprima "^4.0.0"