diff --git a/api/yarn.lock b/api/yarn.lock
index deeb455..c729cce 100644
--- a/api/yarn.lock
+++ b/api/yarn.lock
@@ -642,8 +642,8 @@ lodash.toarray@^4.4.0:
   resolved "https://registry.npm.taobao.org/lodash.toarray/download/lodash.toarray-4.4.0.tgz#24c4bfcd6b2fba38bfd0594db1179d8e9b656561"
 
 lodash@^4.17.13:
-  version "4.17.15"
-  resolved "https://registry.npm.taobao.org/lodash/download/lodash-4.17.15.tgz?cache=0&sync_timestamp=1571657272199&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Flodash%2Fdownload%2Flodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
 
 log4js@^6.1.2:
   version "6.2.1"