diff --git a/yarn.lock b/yarn.lock
index c725839..0315c44 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -79,10 +79,10 @@ async@^1.4.0:
   resolved "http://registry.npm.taobao.org/async/download/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
 
 async@^2.6.1:
-  version "2.6.1"
-  resolved "http://registry.npm.taobao.org/async/download/async-2.6.1.tgz#b245a23ca71930044ec53fa46aa00a3e87c6a610"
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.4.tgz#706b7ff6084664cd7eae713f6f965433b5504221"
   dependencies:
-    lodash "^4.17.10"
+    lodash "^4.17.14"
 
 balanced-match@^1.0.0:
   version "1.0.0"
@@ -677,9 +677,9 @@ lazy-cache@^1.0.3:
   version "1.0.4"
   resolved "http://registry.npm.taobao.org/lazy-cache/download/lazy-cache-1.0.4.tgz#a1d78fc3a50474cb80845d3b3b6e1da49a446e8e"
 
-lodash@^4.17.10:
-  version "4.17.10"
-  resolved "http://registry.npm.taobao.org/lodash/download/lodash-4.17.10.tgz#1b7793cf7259ea38fb3661d4d38b3260af8ae4e7"
+lodash@^4.17.10, lodash@^4.17.14:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 log-symbols@^2.2.0:
   version "2.2.0"