diff --git a/package.json b/package.json
index 2a775ca8..de243660 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "koa-router": "^7.3.0",
     "koa-session": "^5.12.0",
     "koa-static": "^4.0.2",
-    "lodash": "^4.17.5",
+    "lodash": "^4.17.21",
     "mitt": "^1.1.3",
     "mobx": "^5.10.0",
     "mobx-react": "^5.3.6",
diff --git a/yarn.lock b/yarn.lock
index 755a9c7b..dd508c9c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7405,10 +7405,10 @@ lodash@4.17.15:
   resolved "https://registry.npm.taobao.org/lodash/download/lodash-4.17.15.tgz?cache=0&sync_timestamp=1594227104529&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Flodash%2Fdownload%2Flodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
   integrity sha1-tEf2ZwoEVbv+7dETku/zMOoJdUg=
 
-"lodash@>=3.5 <5", lodash@^4.0.0, lodash@^4.15.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.5, lodash@^4.2.0, lodash@^4.2.1, lodash@~4.17.10:
-  version "4.17.19"
-  resolved "https://registry.npm.taobao.org/lodash/download/lodash-4.17.19.tgz?cache=0&sync_timestamp=1594227104529&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Flodash%2Fdownload%2Flodash-4.17.19.tgz#e48ddedbe30b3321783c5b4301fbd353bc1e4a4b"
-  integrity sha1-5I3e2+MLMyF4PFtDAfvTU7weSks=
+"lodash@>=3.5 <5", lodash@^4.0.0, lodash@^4.15.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.21, lodash@^4.17.5, lodash@^4.2.0, lodash@^4.2.1, lodash@~4.17.10:
+  version "4.17.21"
+  resolved "https://registry.npm.taobao.org/lodash/download/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha1-Z5WRxWTDv/quhFTPCz3zcMPWkRw=
 
 log-symbols@2.2.0, log-symbols@^2.1.0, log-symbols@^2.2.0:
   version "2.2.0"