diff --git a/vue-next-master/packages/vue/package.json b/vue-next-master/packages/vue/package.json
index 5653bc4..0551849 100644
--- a/vue-next-master/packages/vue/package.json
+++ b/vue-next-master/packages/vue/package.json
@@ -42,7 +42,7 @@
     "@vue/runtime-dom": "3.0.0-beta.14"
   },
   "devDependencies": {
-    "lodash": "^4.17.15",
+    "lodash": "^4.17.21",
     "marked": "^0.7.0",
     "todomvc-app-css": "^2.3.0"
   }
diff --git a/vue-next-master/yarn.lock b/vue-next-master/yarn.lock
index fedf0d2..eb8fad0 100644
--- a/vue-next-master/yarn.lock
+++ b/vue-next-master/yarn.lock
@@ -4551,10 +4551,10 @@ lodash.templatesettings@^4.0.0:
   dependencies:
     lodash._reinterpolate "^3.0.0"
 
-lodash@^4.17.13, lodash@^4.17.15, lodash@^4.17.4, lodash@~4.17.15:
-  version "4.17.15"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
-  integrity sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==
+lodash@^4.17.13, lodash@^4.17.15, lodash@^4.17.21, lodash@^4.17.4, lodash@~4.17.15:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 log-symbols@^1.0.2:
   version "1.0.2"